Using the wrong drill bit material for the substrate (e.g., wood bit on metal)

Common mistake

Verify first

Verify before you commit. Cheap to catch now.

Using the wrong drill bit material for the substrate (e.g., wood bit on metal)

Use HSS or cobalt bits for metal, wood spade or brad point for wood. Match the bit to the material every time - wrong bits wander, overheat, and break.

Tools, Fasteners & Hardware 2nd Year YELLOW