IRWIN STRAIT-LINE IWHT48446 100 ft Layout Pro Chalk Reel 10 oz Capacity 2 to 1 Gear Ratio Heavy Duty Braided Line Plumb Bob Feature
SKU: 67759909672

IRWIN STRAIT-LINE IWHT48446 100 ft Layout Pro Chalk Reel 10 oz Capacity 2 to 1 Gear Ratio Heavy Duty Braided Line Plumb Bob Feature

Sale price$29.60 Regular price$32.89
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Description

IRWIN STRAIT-LINE IWHT48446 100 ft Layout Pro Chalk Reel 10 oz Capacity 2 to 1 Gear Ratio Heavy Duty Braided Line Plumb Bob FeatureMaximize Jobsite Layout Efficiency with the IRWIN STRAIT LINE IWHT48446 Use the IRWIN IWHT48446 Strait Line Layout Pro Chalk Reel to eliminate layout downtime on commercial and residential jobsites. This high capacity layout tool is engineered with a massive 10 oz chalk capacity and a 100 ft heavy duty braided line designed to endure abrasive structural surfaces. Operating with a fast retract 2: 1 gear ratio, it speeds up line retrieval by 200%

Maximize Jobsite Layout Efficiency with the IRWIN STRAIT-LINE IWHT48446

Use the IRWIN IWHT48446 Strait-Line Layout Pro Chalk Reel to eliminate layout downtime on commercial and residential jobsites. This high-capacity layout tool is engineered with a massive 10 oz chalk capacity and a 100 ft heavy-duty braided line designed to endure abrasive structural surfaces. Operating with a fast-retract 2:1 gear ratio, it speeds up line retrieval by 200% compared to standard reels, while the integrated center-line engineering allows the entire housing to function accurately as a structural plumb bob for vertical alignment checks.

Best Used For:

  • Subfloor and Deck Framing: Snapping long, crisp master lines across extensive plywood or concrete foundations.
  • Roofing and Truss Alignment: Marking straight reference points over high-abrasion shingles and long-distance rafters.
  • Commercial Parking Lots: Laying out precise dimensional grids on asphalt or concrete before permanent striping.

Key Performance & Safety Features

  • High-Speed 2:1 Gear Ratio: Rewinds the layout line two times faster than standard reels to increase jobsite productivity.
  • Heavy-Duty Braided Line: 100-foot professional-grade line designed to resist breaking and fraying over long distances.
  • Large Chalk Reservoir: 10-ounce capacity reduces the frequency of refills, keeping you focused on the layout.
  • Dual-Function Design: Features a center line that allows the unit to be used accurately as a plumb bob.
  • Industrial Durability: Robust steel handle and large center hub provide increased strength and high-torque capability.
  • Soft-Touch Ergonomic Grip: Rubber over-mold housing offers a comfortable, non-slip grip for all-day use.
  • Secure Anchoring: Steel docking ring and large sliding fill door ensure ease of use and secure line placement.

What's Included

  • (1) IRWIN IWHT48446 STRAIT-LINE LAYOUT PRO Chalk Reel (100 ft.)

Technical Specifications

Specification Field Measurement / Value
Brand IRWIN® STRAIT-LINE®
Model Number IWHT48446
Line Length 100 ft.
Chalk Capacity 10 oz.
Gear Ratio 2:1 Fast-Retract
Housing Material Heavy-Duty ABS with Rubber Over-mold
Handle Material Robust Steel
Line Type Heavy-Duty Braided
Product Color Blue / Black
Assembled Weight Approx. 0.8 lbs (Empty)
Warranty Limited Lifetime Warranty


Pro-Tip: To achieve a perfectly crisp line on high-tension snaps without ghosting or excessive overspray, always pull the line tight, pull vertically straight up exactly two to three inches from the surface, and release cleanly. Regularly clear moisture from the entry seal to prevent your 10 oz chalk reservoir from clumping.

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 67759909672

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DSLR user
Alexandria, US
★★★★★ 5
Organizer tray
Color: Brown +Wireless
This thing's style is 1960's cool.. Great organizer and charger.
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Reviewed in the United States on January 24, 2026
D
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Danny Wilcoxx
New York, US
★★★★★ 5
Cute Tray, Bad Charger
Color: Black
Worked for about a month, now it will only charge sometimes. Edit: Seller contacted me and replaced item. It is working perfectly fine now.
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Reviewed in the United States on March 28, 2025
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jessie
Lexington, US
★★★★★ 3
The charger is slow
Color: Brown +Wireless
Looks great but the charging takes forever
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Reviewed in the United States on May 18, 2026
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Anonymous
Cuba, US
★★★★★ 5
Useful and Handy !
Very useful
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Reviewed in the United States on January 11, 2026
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Valerie
San Leandro, US
★★★★★ 1
Tray
Nice but way too small from what the picture showed
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Reviewed in the United States on January 25, 2026

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