Back Home / Cutting Tools / Drill Bits / DRILL BIT-BLACK GOLD/ 3 FLATS 13/16″, 1/2″ SHANK, HEAVY DUTY DRILL BIT-BLACK GOLD/ 3 FLATS 13/16″, 1/2″ SHANK, HEAVY DUTY SKU: XT9FHD1316 Categories: Cutting Tools, Drill Bits Premium grade high speed steel. 118° split point, 1/2″ shank. Black and bronze oxide finish. Three flats on shank to secure in tool. Premium grade high speed steel. 118° split point, 1/2″ shank. Black and bronze oxide finish. Three flats on shank to secure in tool. Case Quantity: 1 Log In For Pricing