What will remove the permanent staining chalk?
The chalk is permanent staining and we do not guarantee that anything will ... read more
As a mason who works on large job sites, I have dropped a level and now the level no longer work properly. Does anyone make a stronger level?
First let me suggest that you always carry a box beam level. Typically, lev... 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