“1/2″ Quad-Carbide Tipped Glass Drill Bit” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × 3" x 2" Thin Wall Marble & Granite Diamond Core Drill Bit $358.99 Quantity $358.99 × 1/2" Quad-Carbide Tipped Glass Drill Bit $26.99 Quantity $26.99 Coupon: Apply coupon Update cart Cart totals Subtotal $385.98 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 $385.98 Proceed to checkout