DIN-338 FI 4,2 HSSCo5 INOX TiN /FANAR/ COVERED WHOLE DRILL.

HHSE INOX Cobalt Drill Coated TN2. HSSCo5 cobalt drill bits for drilling in stainless steel, acid resistant steel and structural steels.. The drill bit is made of high-speed steel containing 5% cobalt (Co). The additional 5% cobalt improves hardness, providing a much longer life. The spiral of the drill bit is ground.Made to DIN 338 standards.. Apex angle of 135°provides perfect centering and reduces pressure.. Types of INOX drill bits. Internal cooling: -Material type: HSSECoating: -/TN2. Maximum drilling depth: 5xD Workpiece material type:. Application:.