43019 – 9/64″ x 3/8″ Countersink

Drill a pilot hole and countersink or counterbore for standard screws. Drive Shank: 1/4″ Hex Power Bit Shank Drill Size: 9/64″ Ø HSS Twist Drill Counterbore Size: 3/8″ x 82° Recommended Screw Size: #10 (hard wood) – #12 (soft wood) – Clearance Hole for #6 Screw Replacement Twist Drill: 49209 -Works with our Premium Rotating Stop Collar!