IRWIN Strait-Line Collection
Collection Items
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Items Included in this Collection


Item #40836 |
Model #1932887
Easy Fill & Lock Top features a large, 1/4-turn locking top for quick chalk fill and easy access to reel internals
100-ft Hi-tensile line is stronger for fewer breaks and for use on rough, abrasive surfaces
3:1 Gear ratio rewinds line 3X faster than traditional chalk reels
Robust steel handle and large ergonomic clutch for increased durability, strength, and torque
Wide-prong hook for secure anchoring
Lightweight ABS housing withstands jobsite wear and tear
General | |||
|---|---|---|---|
Series Name | SPEEDLINE PRO | Package Quantity | 1 |
Material | ABS | Case Material | ABS Plastic |
Dimensions | |||
|---|---|---|---|
String Length (Feet) | 100 | ||
Features | |||
|---|---|---|---|
Chalk Included | Yes | Set | Yes |
Gear Ratio | 3:1 | ||
Certifications | |||
|---|---|---|---|
CA Residents: Prop 65 Warning(s) | No | ||
Warranty | |||
|---|---|---|---|
Warranty | Limited lifetime | ||
Miscellaneous | |||
|---|---|---|---|
UNSPSC | 27112300 | ||
Ratings may include incentivized customer reviews.
What Customers Are Saying
Customers overwhelmingly praise the chalk line for smooth operation, effective chalk retention, and durable construction that enhances accuracy on job sites. Most highlight the intuitive press-button release, secure chalk compartment, and polymer-coated string that holds chalk firmly without spillage. The 100-ft line, textured grip, and rapid 6:1 gear ratio rewind are frequently commended for reducing fatigue and delivering crisp, consistent marks. A few report initial setup challenges or occasional tangling, though most resolve these with proper technique. Overall, reviewers consider it reliable and exceptional value.
Customer review summary generated by AI, including incentivized reviews.Solid line
Chalk line makes a clear and visible line easy to follow for any application.
Reliable for Basic Use
This chalk line worked well for its purpose and was reliable for the job I needed it for. It was easy to use and got the task done without any issues. I would recommend it for light or general projects, but it may not be the best option if you’re looking for something heavy duty for larger construction jobs.
Accurate, Durable Chalk Line for Any Job
[Employee of lowes] This Irwin Strait-Line chalk reel is solid and dependable. The 6:1 gear ratio makes snapping long, straight lines effortless, and the chalk dispenses evenly without clumping. The line stays taut and doesn’t fray, which makes marking quick and accurate. It’s built tough, so it holds up well on job sites, and the 100-ft length is more than enough for large projects. Refilling chalk is simple, and the reel winds smoothly without tangling. If you need a reliable chalk line that...
Dissatisfied
The reel on the product broke within a couple of minutes of using. I read reviews and this was one reason I bought it but it broke really fast. Not worth the cost.
It makes straight lines.
I used this to layout the lines for a new tile floor. It's simple to set up and use. My only complaint is that chalk comes out as you're pulling out the line and leaves marks I didn't intend. This could have been user error though as it's the first time I have used one.
The Best
This is the best chalk box I've used in about 20 years of doing handyman work. It reels in at just the right speed and the line is really good at holding chalk and not releasing it until you snap the line, especially after the first pop. It's great that it doesn't make as much of a mess, especially when using red chalk. I usually get at least 3-4 pops before having to reel it in when doing roofing recently. Sometimes I would get 5-6 pops. We tried to pop lines with the dew still on the roof and...
Make sure the end is on it
Didn't come with the metal end on the line other than that was ok
Hello Jbrown. I appreciate your feedback on the IWHT48443BC IRWIN STRAIT-LINE 6:1 100-ft Chalk Reel and I'm sorry to hear the metal end was missi...
Chalk line
Works alright, doesn’t seem to hold chalk well
love it
sturdy and easy to use.
Reeling issues.
Works decent unless you overfill with chalk. Doesn't reel in smoothly like some more expensive similar brands. Overall a decent chalk box.



Hello Cathy, I appreciate your feedback on the IRWIN STRAIT-LINE 6:1 100-ft Chalk Reel
IWHT48443BC, and I'm sorry to hear the product broke....