How do I change the batteries?
Remove the set screws on the top of the unit using the small hex key. Chang... read more
I am working during the rainy season, and my chalk lines wash away if I don't spray them with polyurethane. Is there any type of chalk that will withstand bad weather, and eliminate this step?
IRWIN makes permanent chalk in either black or red. Because it won't rub, f... read more
What does the 'Bi-Metal' mean when referring to a utility blade?
The bi-metal terminology refers to how the utility blade is constructed. W... read more