Dart HSS Ground Twist Drill bits offer precision finishing and fast drilling with the ground flute ensuring fast chip removal.This drill bit is manufactured to DIN338 standards and has a 135-degree split point tip which eliminates the need for pre-centering when drilling.This drill bit is suitable for use on:Cast Iron.Sheet Metal.Non-Ferrous Metal.Stainless Steel.Brass.Wood.PVC.Size: 10mm.Pack of 1