HSS Cobalt Fully Ground Drill Bit Assortment 1-10mm 170pc

• Fully ground HSS Cobalt drill bits manufactured to DIN 338.
• 5% Cobalt helps to increase life of drill bit.
• 135° Split point is self-centring for easier penetration.
• Efficient clog-free swarf clearance.
• Suitable for drilling high carbon steel and stainless steel.
• Sizes from 1 to 10mm in 0.5mm increments.
• Supplied in tough composite storage case.