I just purchased an IRWIN chalk reel and I'm not sure which color chalk I should use for different applications.
Choosing the appropriate chalk if very important. Blue chalk is considered ... read more
How do I change the batteries?
Remove the set screws on the top of the unit using the small hex key. Chang... read more
What will remove the permanent staining chalk?
The chalk is permanent staining and we do not guarantee that anything will ... read more