What is the Diamond symbol every 19'-2" increment?
The diamond symbol represents an alternative on-center spacing for framing ... 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
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