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The 10" trimmer is made of high-quality steel with a bent blade configuration for flush cutting. It includes a safety tip and features a nonstick (Teflon) or coated surface to reduce material adhesion. The handles are black-coated for improved grip and it is re-sharpenable for extended use. Key features: Bent blade for flush cutting Safety tip design Coated surface to minimize sticking Black-coated handle grips Re-sharpenable steel construction ...

Your go-to resource for everything roofing and construction is here! The Big Rock Supply Catalog is packed with essential tools, materials, and safety equipment—all in one easy-to-navigate guide. Whether you're a contractor, roofer, or supplier, this catalog ensures you have quick access to the industry’s best products. A comprehensive collection of our latest tools and safety gear.Industry-leading brands and trusted equipment for every roofing needConvenient Scan to Order QR Codes!...

Sikaflex NP 1 is a premium, one-component polyurethane joint sealant designed for durable seals on interior and exterior projects. It requires no mixing and typically no primer to bond to common substrates like concrete, masonry, metals, and wood. NP 1 delivers non-sag application, excellent weathering resistance, and ±35% movement capability for long-term performance in dynamic joints. In acoustic applications, it helps reduce sound transmission by sealing gaps and perimeters. Skins within 24...

Sikaflex NP 1 is a premium, one-component polyurethane joint sealant designed for durable seals on interior and exterior projects. It requires no mixing and typically no primer to bond to common substrates like concrete, masonry, metals, and wood. NP 1 delivers non-sag application, excellent weathering resistance, and ±35% movement capability for long-term performance in dynamic joints. In acoustic applications, it helps reduce sound transmission by sealing gaps and perimeters. Skins within 24...

Sikaflex NP 1 is a premium, one-component polyurethane joint sealant designed for durable seals on interior and exterior projects. It requires no mixing and typically no primer to bond to common substrates like concrete, masonry, metals, and wood. NP 1 delivers non-sag application, excellent weathering resistance, and ±35% movement capability for long-term performance in dynamic joints. In acoustic applications, it helps reduce sound transmission by sealing gaps and perimeters. Skins within 24...

Sikaflex NP 1 is a premium, one-component polyurethane joint sealant designed for durable seals on interior and exterior projects. It requires no mixing and typically no primer to bond to common substrates like concrete, masonry, metals, and wood. NP 1 delivers non-sag application, excellent weathering resistance, and ±35% movement capability for long-term performance in dynamic joints. In acoustic applications, it helps reduce sound transmission by sealing gaps and perimeters. Skins within 24...

Sikaflex NP 1 is a premium, one-component polyurethane joint sealant designed for durable seals on interior and exterior projects. It requires no mixing and typically no primer to bond to common substrates like concrete, masonry, metals, and wood. NP 1 delivers non-sag application, excellent weathering resistance, and ±35% movement capability for long-term performance in dynamic joints. In acoustic applications, it helps reduce sound transmission by sealing gaps and perimeters. Skins within 24...

The RACE Triple Carbide Tipped Roof Cutter Blade features a three-blade, windmill-style design to reduce drag and improve balance for aggressive roof cutting jobs. It is engineered to rapidly slice through built-up roofing and dense materials with precision carbide-tipped edges. Each boxed unit contains ten blades suitable for professional usage. Key features: Triple-blade design with carbide tips Windmill-style shape to reduce drag and improve balance 12-inch diameter Lightweight: 2.4 lbs per...

Sikaflex NP 1 is a premium, one-component polyurethane joint sealant designed for durable seals on interior and exterior projects. It requires no mixing and typically no primer to bond to common substrates like concrete, masonry, metals, and wood. NP 1 delivers non-sag application, excellent weathering resistance, and 35% movement capability for long-term performance in dynamic joints. In acoustic applications, it helps reduce sound transmission by sealing gaps and perimeters. Skins within 24...

Sikaflex NP 1 is a premium, one-component polyurethane joint sealant designed for durable seals on interior and exterior projects. It requires no mixing and typically no primer to bond to common substrates like concrete, masonry, metals, and wood. NP 1 delivers non-sag application, excellent weathering resistance, and ±35% movement capability for long-term performance in dynamic joints. In acoustic applications, it helps reduce sound transmission by sealing gaps and perimeters. Skins within 24...

Millennium Water Block Mastic BP-300 is a gray, high-performance, low-VOC, non-curing, gun-grade mastic engineered for unexposed waterproofing applications. This permanently flexible sealant provides a positive seal across multiple substrates, remaining watertight under harsh conditions. It is ideal for use around terminations, under flashings, and other protected roofing details. Key Features Non-curing and non-skinning formulation Low VOC formula (<150 g/L), suitable for regulated markets...

838 MS is a hybrid moisture-cure elastomer sealant formulated to encapsulate seams and fastener heads on metal roofing systems with minimal sag. The 100% solids, solvent-free formulation is isocyanate-free and exhibits less moisture sensitivity than standard polyurethanes while maintaining high tensile strength and elongation. This sealant is commonly used for sealing metal roof seams, fasteners, gutters, and roof penetrations. It conforms to the shape it is applied to, hangs vertically with...

Sikaflex NP 1 is a premium, one-component polyurethane joint sealant designed for durable seals on interior and exterior projects. It requires no mixing and typically no primer to bond to common substrates like concrete, masonry, metals, and wood. NP 1 delivers non-sag application, excellent weathering resistance, and ±35% movement capability for long-term performance in dynamic joints. In acoustic applications, it helps reduce sound transmission by sealing gaps and perimeters. Skins within 24...

Designed for critical waterproofing repairs, 160.1 Amphibicaulk is a resilient caulking‑grade roof cement that adheres reliably to both damp and dry surfaces—even under adverse conditions. Its water‑displacing formulation ensures a secure, durable seal around areas prone to leaks, such as joints, skylights, chimneys, and roof penetrations. Key Features Bonds to damp or dry surfaces with water-displacing properties Ready-to-use caulk-tube format for precise application in tight or vertical...

Sikaflex NP 1 is a premium, one-component polyurethane joint sealant designed for durable seals on interior and exterior projects. It requires no mixing and typically no primer to bond to common substrates like concrete, masonry, metals, and wood. NP 1 delivers non-sag application, excellent weathering resistance, and ±35% movement capability for long-term performance in dynamic joints. In acoustic applications, it helps reduce sound transmission by sealing gaps and perimeters. Skins within 24...

Karnak 97 Fibered Aluminum Roof Coating (1-Gallon) is a reflective, fiber-reinforced asphalt coating designed to protect roofing surfaces from heat, UV, and weathering. Engineered for smaller repair jobs or detailed touch-ups, the 1-gallon size offers easy handling while delivering the same high-performance formula. The aluminum finish reflects solar energy, helping extend roof life while enhancing energy efficiency, especially on aged asphalt-based systems. Key Features Reflective aluminum...

Millennium EPDM Seam Tape is a black, vulcanized rubber, pressure-sensitive adhesive tape engineered to create robust, watertight seams for EPDM single-ply roofing membranes. It offers strong initial tack, excellent adhesion to a wide variety of substrates, and meets OEM-grade performance standards. Compatible with multiple surfaces, this tape is often used in restoration and new roofing applications without the need for torch or liquid adhesives. Key Features Vulcanized rubber,...

The OMG CRHD8B is an 8-inch #14 heavy duty roofing fastener engineered for securing insulation and membranes to common roofing decks. It features deep thread geometry for strong pull-out resistance. A 30° spade point aids fast starts and penetration, and the CR-10 finish provides corrosion resistance. Key Features: Deep thread profile for high pull-out resistance 30° spade point for rapid penetration and fast starts CR-10 corrosion-resistant coating for durability #3 Phillips truss head...

The OMG XHD003B is a 3-inch #15 Extra Heavy Duty roofing fastener designed for maximum performance in light gauge steel, OSB, plywood, and aluminum decks. Its oversized shank and thread diameters improve pull-out resistance, while deep buttress threads reduce back-out. A miniature drill point ensures quick penetration and the CR-10 coating protects against corrosion. Key Features: Oversized heavy shank and thread diameters for superior pull-out resistance Deep buttress thread design for...

Sikaflex NP 1 is a premium, one-component polyurethane joint sealant designed for durable seals on interior and exterior projects. It requires no mixing and typically no primer to bond to common substrates like concrete, masonry, metals, and wood. NP 1 delivers non-sag application, excellent weathering resistance, and ±35% movement capability for long-term performance in dynamic joints. In acoustic applications, it helps reduce sound transmission by sealing gaps and perimeters. Skins within 24...

Engineered for challenging environments, Karnak 155 Amphibikote is a dependable cold-applied roofing cement that adheres to both damp and dry surfaces. Its advanced formulation allows for rapid response during unexpected roof leaks and moisture-exposed repairs, providing a secure bond in areas where standard cements might fail. Ideal for year-round use, this single-component solution brings performance, ease, and flexibility together in one compact 1-gallon can. Key Features Bonds to wet or...

The CT-6343 Millennium EPDM Edge Sealant is a one-component, high-solids, low-VOC compound designed to seal and protect exposed EPDM membrane edges, seams, and flashings. It offers excellent adhesion to EPDM, metal, wood, and concrete substrates. The black formulation resists UV light, heat, and moisture for long-term performance in commercial roofing applications. Key features: Low VOC formulation (<250 g/L) High solids content (~80%) Excellent adhesion to EPDM, metal, wood, and concrete...

Tremco Dymonic FC is a premium, single-component, silane-modified polymer hybrid sealant engineered for high-performance sealing in dynamic building joints. It cures rapidly—skinning in as little as 60 minutes and becoming tack-free in 3–4 hours—minimizing dirt pickup and early movement cracking. With ±35 % movement capability, it accommodates expansion and contraction in joints while maintaining long-term flexibility. Once cured, it adheres tenaciously to common substrates like precast...

Tremco Dymonic FC is a premium, single-component, silane-modified polymer hybrid sealant engineered for high-performance sealing in dynamic building joints. It cures rapidly—skinning in as little as 60 minutes and becoming tack-free in 3–4 hours—minimizing dirt pickup and early movement cracking. With ±35 % movement capability, it accommodates expansion and contraction in joints while maintaining long-term flexibility. Once cured, it adheres tenaciously to common substrates like precast...

Tremco Dymonic FC is a premium, single-component, silane-modified polymer hybrid sealant engineered for high-performance sealing in dynamic building joints. It cures rapidly—skinning in as little as 60 minutes and becoming tack-free in 3–4 hours—minimizing dirt pickup and early movement cracking. With ±35 % movement capability, it accommodates expansion and contraction in joints while maintaining long-term flexibility. Once cured, it adheres tenaciously to common substrates like precast...

The Ultra‑Safe Red Dragon RD‑HN50‑SRL is a heavy‑duty, 50‑foot Class 2 galvanized steel cable self‑retracting lifeline engineered for extreme-reaching fall protection needs. Built to ANSI Z359.14‑2021 standards, it features impact-resistant housing, a speed‑sensitive braking system, and load-indicating connectors. Ideal for construction, high‑rise maintenance, utility, and industrial work, it delivers smooth retractability and robust fall protection over extended reach while minimizing slack...

The OMG XHD010B is a 10-inch #15 Extra Heavy Duty roofing fastener designed for thick insulation and membrane assemblies on steel, OSB, plywood, or aluminum decks. It features oversized shank and thread diameters for superior pull-out strength, deep buttress threads for resistance against pull-out and back-out, and a miniature drill point for easy penetration. The CR-10 coating ensures long-lasting corrosion resistance. Key Features: Oversized shank and threads provide high pull-out resistance...

The OMG CRHD6B is a 6-inch heavy duty roofing fastener in the #14 series designed to secure insulation and membrane to steel, wood, and concrete decks. It features deep thread geometry and a sharp spade-type point for rapid penetration. The fastener is coated with OMG’s CR-10 corrosion-resistant finish and is FM and Miami-Dade approved. Key Features: Deep threads provide high pull-out resistance and secure grip in roofing substrates Sharp 30° spade point allows fast penetration into steel,...

The OMG CRHD9B is a 9-inch #14 heavy duty roofing fastener used to secure insulation and membranes to common roof decks. Deep thread geometry delivers strong pull-out resistance. A 30° spade point speeds penetration, and the CR-10 finish provides corrosion resistance. Key Features: Deep thread profile for high pull-out resistance 30° spade point for fast starts and penetration CR-10 corrosion-resistant coating for durability #3 Phillips truss head compatible with standard screw guns 9-inch...

DEWALT Dril-Flex® Phillips Wafer Head screws combine a hard, self-drilling point with a tougher load-bearing shank to deliver fast drilling, strong clamp load, and resistance to hydrogen-assisted stress corrosion cracking. The low-profile wafer head offers a wide bearing surface that helps reduce pull-through in thin-gauge metal panels and attachments, while the #2 Phillips drive provides familiar, precise control. Stalgard® coating improves corrosion resistance and galvanic compatibility...

The OMG XHD006B is a 6-inch #15 Extra Heavy Duty roofing fastener designed for attaching insulation and membrane to light gauge steel, OSB, plywood, and aluminum decks. With oversized shank and thread diameters, it offers maximum pull-out resistance. Deep buttress threads reduce pull-out and back-out risks, while the miniature drill point provides quick penetration. The CR-10 coating ensures long-lasting corrosion protection. Key Features: Oversized shank and threads improve pull-out...

The OMG RGDP003B is a 3" #12 Standard RoofGrip Drill Point fastener designed to attach insulation and membranes to steel decks (18–24 gauge) and wood decks. It features deep buttress threads that enhance pull-out resistance. The extra sharp drill point allows use in retrofit and new construction, while the CR-10 coating provides corrosion protection. Key Features: Deep buttress threads for high pull-out resistance Extra sharp drill point for efficient penetration #3 Phillips truss head design...

The H.B. Fuller Millennium EPDM Coverstrip Tape (ET-0911 series) consists of semi-cured EPDM rubber membrane factory-laminated to a 25 mil EPDM-based pressure-sensitive adhesive. It is used as a coverstrip for seam reinforcement, repairs, and flashing details in EPDM roofing systems. Available in four widths (5″, 6″, 9″, and 12″), the ET-0911 series ensures long-lasting adhesion, weather resistance, and compatibility with a wide range of substrates when applied with approved primer. Key...

The OMG CRH10B is a 10-inch #14 heavy duty roofing fastener engineered to secure insulation and membranes to structural decks. It has deep threads to enhance pull-out resistance. The CR-10 finish provides corrosion protection, and its spade point enables effective penetration. Key Features: Deep thread profile for high pull-out resistance 30° spade point for swift penetration CR-10 corrosion-resistant coating to protect from environmental exposure #3 Phillips truss head compatible with...

The OMG RGDP006B is a 6" #12 Standard RoofGrip Drill Point fastener intended to secure insulation and membrane systems to steel decks (18-24 ga) and approved wood decks. It employs deep buttress threads to resist pull-out. Its drill point tip allows penetration even in retrofit scenarios, while the CR-10 coating provides corrosion protection. Key Features: Deep buttress threads enhance pull-out resistance Sharp drill point enables efficient penetration, even through membranes #3 Phillips truss...

Tremco Dymonic FC is a premium, single-component, silane-modified polymer hybrid sealant engineered for high-performance sealing in dynamic building joints. It cures rapidly—skinning in as little as 60 minutes and becoming tack-free in 3–4 hours—minimizing dirt pickup and early movement cracking. With ±35 % movement capability, it accommodates expansion and contraction in joints while maintaining long-term flexibility. Once cured, it adheres tenaciously to common substrates like precast...

The OMG XHD005B is a 5-inch #15 Extra Heavy Duty roofing fastener designed to secure insulation and membrane to light gauge steel, OSB, plywood, and aluminum decks. It features oversized shank and thread diameters for maximum pull-out strength. Deep buttress threads reduce back-out, while the miniature drill point provides quick penetration. The CR-10 coating delivers superior corrosion resistance. Key Features: Oversized shank and thread diameters improve pull-out resistance Deep buttress...

OMG CRHD5B Heavy Duty Roofing Fastener is a #14 screw for securing insulation or membrane to steel, wood, and structural concrete decks. It measures 5 inches long with full thread, 30° spade point, and a #3 Phillips truss head for reliable seating with plates. The fastener uses a CR-10 corrosion-resistant coating and is supplied 1,000 per box for commercial roofing applications. Key Features 5 in length for thick roof assemblies Full thread with 30° spade point for consistent drive CR-10...

The Ultra‑Safe Red Dragon RD‑HN30‑SRL is a 30‑foot Class 2 galvanized steel cable self‑retracting lifeline, meeting ANSI Z359.14‑2021 standards. Designed for demanding fall-protection applications in construction, roofing, and industrial maintenance, the RD‑HN30‑SRL delivers smooth retractability, extended reach, and maximum durability. Its compact, impact-resistant housing and speed‑sensitive braking system ensure consistent safety performance while significantly reducing untethered slack and...

The Ridgeline® Cap Style Adapter (HHABCMR) is a dielectric hard hat accessory designed for enhanced protection and versatility on the jobsite. This adapter fits securely into the accessory slots of Ridgeline cap style hard hats and is compatible with a variety of face shields and cap-mounted earmuffs. Its adjustable design ensures a comfortable fit even when used with hearing protection, making it ideal for construction, manufacturing, and utility work environments. Key Features: Dielectric...

The OMG XHD007B is a 7-inch #15 Extra Heavy Duty roofing fastener designed for securing insulation and membrane to light gauge steel, OSB, plywood, and aluminum decks. It features oversized shank and thread diameters for maximum pull-out strength, deep buttress threads for added back-out resistance, and a miniature drill point for quick penetration. The CR-10 coating provides reliable corrosion resistance for long-term performance. Key Features: Oversized shank and thread diameters increase...

Tremco Dymonic FC is a premium, single-component, silane-modified polymer hybrid sealant engineered for high-performance sealing in dynamic building joints. It cures rapidly—skinning in as little as 60 minutes and becoming tack-free in 3–4 hours—minimizing dirt pickup and early movement cracking. With ±35 % movement capability, it accommodates expansion and contraction in joints while maintaining long-term flexibility. Once cured, it adheres tenaciously to common substrates like precast...

The OMG CRH12B is a 12-inch #14 heavy duty roofing fastener for securing insulation and membranes to common roof decks. Deep thread geometry provides strong pull-out resistance. A 30° spade point speeds penetration and the CR-10 finish delivers corrosion resistance. Key Features: Deep thread profile for high pull-out resistance 30° spade point for rapid penetration and fast starts CR-10 corrosion-resistant coating for durability #3 Phillips truss head compatible with standard screw guns...

The OMG SPGA238B-B seam plate is a barbed metal “stress plate” used in commercial roofing to fasten single-ply membranes and accessories. The barbs on the plate help grip membranes or insulation layers, resisting pull-through forces. It is constructed of Galvalume-coated or AZ-coated steel to enhance corrosion resistance while serving as a load-distributing plate for fasteners. Key Features Barbed profile for enhanced grip in membrane layers Steel body with corrosion-resistant coating Round...

The Ultra-Safe Red Dragon RD-HN20-SRL is a 20-foot Class 2 wire self-retracting lifeline engineered for demanding fall protection applications. Built with a galvanized steel cable and housed in a durable thermoplastic casing, it meets ANSI Z359.14-2021 standards for safety and performance. Ideal for construction, roofing, and industrial maintenance, the RD-HN20-SRL provides smooth retractability, reduced fall clearance, and high strength for peace of mind on elevated job sites. ...

DeWalt Bi-Flex™ Phillips Pan Head Self-Drilling Screws are engineered for superior performance in metal-to-metal applications. These fasteners feature a self-drilling point that eliminates the need for pre-drilling, helping save time on the job. Designed with a hardened steel shank and Bi-Flex™ corrosion-resistant coating, they provide durability and strength in harsh environments. Ideal for HVAC, electrical, and general metal construction projects, these screws deliver consistent drive...

The Bi-Flex® Bi-Metal Self-Drilling Structural Screw combines the superior corrosion resistance of 300 series stainless steel with the drilling efficiency of carbon steel. Featuring a Phillips pancake head for a low-profile finish, these screws are ideal for steel-to-steel, aluminum-to-steel, aluminum-to-aluminum, and wood-to-steel connections. The Stalgard® GB coating enhances galvanic compatibility in dissimilar metal applications, including those involving aluminum. Designed for high...

DEWALT Bi-Flex® Phillips Flat Head with Wings screws are bi-metal self-drilling structural fasteners designed for efficient wood-to-metal installations. Featuring a corrosion-resistant 300-series stainless-steel shank and head paired with a hardened carbon-steel drill point, these screws deliver long-lasting performance in outdoor and high-moisture environments. The integrated cutting wings create clearance holes through wood or composite materials before breaking off as the drill point...