Seven Piece Cobalt Center Drill Bits Set With M35 Pro Grade High Speed Steel 60 Degree Center Drill Bits Kit Countersink Tools For Lathe And Metalworking Includes Sizes 1.0 1.5 2.0 2.5 3.0 4.0 5.0

Seven Piece M35 Cobalt Center Drill Bit Set for Lathe
✔️ M35 cobalt steel, 7 sizes 1.0-5.0 mm, 60° center drills

This seven-piece center drill bit set is designed for precise center holes on lathe machines and power drills, delivering reliable starting guidance for metalworking with stainless steel, hardened steel, aluminum, and other materials.

✅ 60-degree center drill with 120° split point to prevent walking
✅ M35 high-speed steel with 5% cobalt for extra hardness and wear resistance
✅ Arcuate spiral groove for fast chip removal and heat dissipation
✅ Sandblasted passivation surface for smoother drilling and reduced wear
✅ Wide compatibility with most lathe machines and power drills
✅ Includes seven sizes: 1.0, 1.5, 2.0, 2.5, 3.0, 4.0, 5.0 mm

💡 What is a center drill bit used for?

Center drills are handy tools that create precise starting holes and guide subsequent drilling in metalworking setups.

- handy starter holes for accurate hole starts on lathe and drill press - reduces drift when drilling into hard metals like stainless steel, carbon steel, and aluminum - improves hole alignment and protects larger drill bits during initial entry