FAQs

General

• What is the process for sending an invention or idea to someone for consideration?
• What does the 'Bi-Metal' mean when referring to a utility blade?
• IRWIN Taps & Dies information:
• When would I use a tap and die set and how would I properly use them?
• When would I use a tap and die set and how would I properly use them?
• I was trying to tap a hole in aluminum with a 1/4" tap. Half of the tap broke off in the workpiece. How do I get it out?