Bahco Power Tool Accessory Bits

4.20mm diameter drill bits optimal for precision work 135 degree high speed cobalt drill bit fast clean cuts self centered split tip Threaded shank matches AT cordless drilling rigs and percussive drills works out of the box 5% cobalt alloy high speed steel gives tough long lasting performance on stainless alloyed cast and heat resistant steels Two flute design improves feed reduces heat build up for smoother drilling DIN 338 N certified meets European standards for quality and safety