Snappy Flat Bottom Counterbore Countersink 5/16in. Drill Bit x 3/4 Bore USA MADE

This drill bit can significantly help speed up production time by removing a second drilling step. This is useful for both the Lift Bridge Standing Desk / Drafting Table as well as the Lift Bridge Inversion Chair.

• Drive Shank: 1/4″ Hex Power Bit Shank
• Drill Size: 5/16″ Ø
• Counterbore Size: 3/4″ Ø