Specialist+ Cobalt drill bits made of HSS steel m35 with 5% cobalt (Co). Specialist+ HSS COBALT metal drill bits are designed for extra hard materials of up to 1100 N/mm2 (steel V2A, V4A), cast iron, titanium. Twist drill bit with a 135 degree angle for harder materials and reliable sharpness.
Manufacturer: Specialist+ | Diameter, mm: 4.1 | Working Length, mm: 43 | Overall length, mm: 75 | Shank / chuck type: Straight | Standard: DIN 338 | For steel up to (N/mm2): 1100 | Drill tip angle: 135° | Surface: Yellowish tempered
