Tools, Supplies and Equipment for Contractors

Big Rock Supply offers tools, supplies and equipment for contractors and do-it-yourselfers including safety supplies, fall protection, roofing tools, roofing equipment and much more. We guarantee the best price, backed by a dedication to customer service and satisfaction.

Featured Items

Reinforced threaded handle hole, 5-wire cage, 5/8 in. stem
Price: $1.40
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Reinforced threaded handle hole, 5-wire cage, 5/16 in. stem

Silicone Roller and a Probe Together
Price: $22.25
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Seam tester fitted into other end of roller lets you quickly and easily check seams right after rolling them out.Increases quality and efficiency of welded seam work AND saves you time and money on every jobCombo tool stays well balanced in your hand, letting you roll out the seam and immediately test with no "pick up and put down" of different tools.Versatile seaming tool performs many roofing tasks: ROLL - TEST - TAMP - PROBE.Made in USAFeatures:Extended offset fork gives you a better view...

Pass Through Chest Buckle, Tongue Buckle Leg Straps & Waist
Price: $133.55
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The Guardian Fall Protection "Cyclone Construction Harness" offers overall comfort and styling that is far superior than many other harnesses on the market. Our design engineers took what makes a harness simple and made slight improvements so that you can work more comfortably and with added versatility without breaking the bank. Ed Marquardt, President of Guardian Fall Protection, says "The Cyclone Series will deliver guaranteed satisfaction." The harness features ultra-flow padding that...

FITS ALL ROOF CUTTERS! Tip angle provides the best wear and power efficiency
Price: $27.95
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FITS ALL ROOF CUTTERS! These unique angled roof cutting blades provide superior performance and long life. The precision cutting angle ensures maximum surface contact to slice through materials, even stubborn resaturants, while minimizing the force of the blade impact to make blades last longer. The tip angle provides the best wear and power efficiency.

New Items

Mount system designed to secure ballasted and solar racking to single-ply roofing membranes
Price: $32.75
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Roof Mount System for Solar Racking Attachment and Other Rooftop ApplicationsOMG PowerGrip is a roof mount system designed to secure ballasted and rail-based solar racks and other equipment to single-ply (ie TPO, PVC and EPDM) roofing membranes. PowerGrip provides a secure connection directly to the roof deck or structural members. Once heat welded in place, properly installed PowerGrips virtually eliminate rack movement and remain watertight. Solar Attachment Brochure Data Sheet Installation...

OSHA Compliant Safety Guardrail
Price: $984.95
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OSHA Compliant Guardrail System designed to work with the Slidewise Roof Hatch. Model 36M will fit PS Slidewise Roof Hatches 30" x 36" & 36" x 36".

OSHA Compliant Safety Guardrail
Price: $984.95
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OSHA Compliant Guardrail System designed to work with the Slidewise Roof Hatch. Model 36M will fit PS Slidewise Roof Hatches 30" x 36" & 36" x 36".

The Smartest, Most Reliable Hatch For Your Roof!
Price: $1,499.95
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Aerodynamic Slidewise technology sets this roof hatch apart. Unlike traditional tip-up hatches, a Slidewise Roof Hatch opens horizontally and is unaffected by wind. That means it lasts longer, operates easier and keeps your people safe.Wind-resistant panel design reduces hatch maintenance and replacement costs. Personnel can easily exit and enter the roof hatch in any weather without the hatch panel slamming open/closed. Slidewise installs on new construction or existing curb without...