43312 – 3/16 x 3/8″ Countersink
$17.11
$27.2
Drill a pilot hole or clearance hole and countersink or counterbore for standard screws.Drive Shank: 1/4″ Hex Power Bit ShankDrill Size: 3/16″ Ø HSS Twist DrillCounterbore Size: 3/8″ x 82°Recommended Screw Size: Clearance Hole for #9 & #10 Screw, Clearance Hole for #10 Machine Screw-Works with our Premium Rotating Stop Collar!
Gold Screw Countersinks