“4″ Percussion Core Drill – Taper Fit” has been added to your cart. Continue shopping “9/16×18 Spline Shank Single Cutter Drill Bit” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × 3/8" Diameter x 3-1/8" Overall Length - Solid Carbide Screw Machine Length Drill Bit - 135 Degree Split Point - Straight Shank - - Slow Helix $136.99 Quantity $136.99 × 4" Percussion Core Drill - Taper Fit $548.99 Quantity $548.99 × 9/16x18 Spline Shank Single Cutter Drill Bit $66.99 Quantity $66.99 Coupon: Apply coupon Update cart Cart totals Subtotal $752.97 Shipping Enter your address to view shipping options. Calculate shipping Country / region Select a country / region… United States (US) State / County City: Postcode / ZIP: Update Tax $0.00 Total $752.97 Proceed to checkout