General Contractor FAQ
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
What is the measuring tape thing and how does it work?
This is for hanging items at an angle. Start on 0 and rotate the tool to th... read more
IRWIN Lettered and Numbered Drill Bits information:
Letter and numbered drill bits were developed to make up the gaps in betwee... read more