Alpha cobalt drill bits are ideal for drilling into high tensile and stainless steel materials. They are made from cobalt hardened steel and come in a range of sizes from 1mm to 13mm.
- 135° split point for fast, stable drilling
- Cobalt hardened steel increases resistance to heat and improves durability and strength
- Suitable for use with stainless steel and high tensile steel
Alpha cobalt drill bits – quick reference
Alpha cobalt drill bits are often referred to as cobalt jobbers or jobber drills.