• Ready-to-Snap Complete Kit: Bundles a rugged 100 ft. chalk box with an included 4 oz. bottle of high-contrast red marking chalk, allowing contractors to fill, snap, and lay out straight out of the package.
  • High-Hold Cotton/Poly Blend Line: Engineered with a premium braided line that maximizes chalk absorption and retention, delivering sharp, bold, and consistent snap lines across rough concrete and plywood sheathing.
  • Impact-Resistant Polymer Housing: Built with a heavy-duty, jobsite-tested composite case featuring tight metal fasteners and a leak-resistant, wide-mouth screw cap that ensures fast, mess-free chalk replenishment.
  • Smooth Rewind & Solo Anchor Hook: Equipped with a manual fold-away 1:1 crank for controlled line take-up, paired with a durable steel end hook that grips nails, screws, or edges securely for efficient one-person layout work.
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Price: $9.90
    Item #198-K1CR
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    Description

    Grab-and-go snapping made easy. The Keson K1 bundles a durable 100-ft chalk box with a 4 oz bottle of high-contrast red chalk, so you can start marking straight out of the package. The sturdy housing, smooth crank, and bold, high-hold line deliver crisp, visible snaps on wood, concrete, and sheathing—perfect for framing, roofing, and general layout. Fill, snap, rewind, repeat.

    Key Features

    • Ready out of the box: Includes a 4 oz bottle of red chalk for immediate use.
    • 100 ft capacity: Long reach for exterior layout, forms, and fence lines.
    • High-hold line: Retains chalk for bold, consistent marks across rough surfaces.
    • Durable housing: Impact-resistant case stands up to drops, dust, and jobsite grime.
    • Smooth manual rewind: Fold-away crank pulls in line quickly with controlled feel.
    • Leak-resistant fill cap: Wide mouth makes refills cleaner and faster.
    • Secure steel hook: Bites onto nails, screws, or edges for one-person snapping.
    • Serviceable design: Easy to open, clean, and keep chalk flowing between refills.

    Specifications

    Brand/Model: Keson K1

    Product Type: Chalk line reel (chalk box) kit

    Line Length / Units: 100 ft (standard-diameter chalk line)

    Included Chalk: 4 oz bottle, Red (standard/removable)

    Material (Housing): Impact-resistant polymer case with metal fasteners

    Material (Line): High-hold cotton/poly blend (optimized to retain chalk)

    Rewind Mechanism: Manual fold-away crank, 1:1 take-up

    Fill Port: Leak-resistant screw cap; wide mouth for clean refills

    Hook: Steel end hook for nails, screws, and edges

    Mark Visibility: Bold, high-contrast red snaps on wood, concrete, and sheathing

    Serviceability: Easy to open/clean; wide opening for fast chalk replenishment

    Compatibility: Works with standard removable or permanent chalk powders

    Weight: ~0.7 lb (reel empty); ~0.95 lb with included 4 oz chalk (approx.)

    Dimensions (Overall): ~7 × 4 × 1.6 in (compact, pouch-friendly; approximate)

    Operating Use: Best in dry conditions; keep cap closed between snaps

    Storage: Empty excess chalk for long storage; keep dry to prevent caking

    Color: High-visibility housing (typical Keson orange/black)

    Manufacturer Part Number (MPN): K1

    Country of Origin: Varies by batch (check product label)

    FAQs

    Q: What exactly comes in the K1 kit?
    A: The kit includes a 100 ft chalk line reel (chalk box) and a separate 4 oz bottle of red standard-grade chalk.

    Q: Is the included red chalk permanent?
    A: It’s standard/removable—marks typically wipe or rinse away. Always test first on porous or finished surfaces.

    Q: How do I refill without making a mess or leaking?
    A: Open the wide-mouth, leak-resistant fill cap, pour slowly, don’t overfill, and keep the cap closed between snaps to prevent spills and caking.

    Q: Can I snap lines solo with this box?
    A: Yes—the steel end hook grips nails, screws, or edges so you can anchor one end, snap, then use the fold-away crank for smooth rewind.

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