
The Story
Irwin Strait Line mach6 Chalk Reel with Blue Chalk is a high-performance chalk reel designed for efficient marking and layout tasks in various applications.
The Irwin Strait Line mach6 Chalk Reel is engineered for professionals seeking a reliable marking tool. It features a 6:1 planetary gear system that allows for smoother line extraction and a rewind speed that is six times faster than traditional chalk reels. The anti-jam spool design reduces line damage while aerating the chalk for optimal performance. Its large, 1/4-turn locking top enables quick chalk refills and improved visibility during use. The open access back panel facilitates easy line changes and cleaning, making it suitable for construction, carpentry, and other precision tasks. The reel comes with a 30m hi-tensile line and durable aluminium housing, ensuring longevity and reliability in demanding environments.
Features
- 6:1 planetary gears for smoother line extraction and longer gear life
- 6x faster rewind compared to traditional chalk reels with a 1:1 gear ratio
- Anti-jam spool design to minimise line damage
- Large, 1/4-turn locking top for quick chalk fill and visibility
- Open access back panel for easy line changes and cleaning
Specifications
| Dimensions (W x H x D) | 60mm x 170mm x 165mm |
| Weight | 0.49kg |
| Material | Aluminium |
| Colour | Blue |
| Model Number | IWHT48445BC-0 |
| Volume/Size | 4oz chalk included |
The Irwin Strait Line mach6 Chalk Reel with Blue Chalk is designed for precision and durability.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Irwin Strait Line mach6 Chalk Reel with Blue Chalk is a high-performance chalk reel designed for efficient marking and layout tasks in various applications.
The Irwin Strait Line mach6 Chalk Reel is engineered for professionals seeking a reliable marking tool. It features a 6:1 planetary gear system that allows for smoother line extraction and a rewind speed that is six times faster than traditional chalk reels. The anti-jam spool design reduces line damage while aerating the chalk for optimal performance. Its large, 1/4-turn locking top enables quick chalk refills and improved visibility during use. The open access back panel facilitates easy line changes and cleaning, making it suitable for construction, carpentry, and other precision tasks. The reel comes with a 30m hi-tensile line and durable aluminium housing, ensuring longevity and reliability in demanding environments.
Features
- 6:1 planetary gears for smoother line extraction and longer gear life
- 6x faster rewind compared to traditional chalk reels with a 1:1 gear ratio
- Anti-jam spool design to minimise line damage
- Large, 1/4-turn locking top for quick chalk fill and visibility
- Open access back panel for easy line changes and cleaning
Specifications
| Dimensions (W x H x D) | 60mm x 170mm x 165mm |
| Weight | 0.49kg |
| Material | Aluminium |
| Colour | Blue |
| Model Number | IWHT48445BC-0 |
| Volume/Size | 4oz chalk included |
The Irwin Strait Line mach6 Chalk Reel with Blue Chalk is designed for precision and durability.











