Drill the pilot hole and countersink or counterbore for confirmat screws.Drive Shank: 1/4″ Hex Power Bit ShankDrill Size: 5mm Ø HSS Brad Point Twist DrillCounterbore Size: Stepped .275″/.393″ x 82°Recommended Screw Size: 7mm x 50mm Confirmat ScrewsReplacement Twist Drill: 49750Works with our 9/16″ ID Premium Rotating Depth Stop! Part # 44036
