Cobalt Drill Bit Set For Hardened Metals Stainless Steel Cast Iron And Wood Plastics, 29 Pc M35 HSS Twist Bits With Metal Index Box, Range From One Sixteenth To One Half Inch, 135 Degree Split Point For Easy Starts And Beast Longevity

Premium 29-Piece M35 Cobalt Drill Bit Set
✔️ 29-piece cobalt bits with 135° split point in metal index box

This 29-piece cobalt drill bit set uses M35 cobalt high-speed steel for superior heat resistance and longer life when drilling hardened metals such as stainless steel and cast iron, as well as hard plastics and wood. It's a staple in metalworking shops, fabrication labs, and DIY setups where tough materials come into play.

✅ M35 cobalt HSS with superior heat resistance for hard metals.
✅ 29-piece set includes sizes from 1/16" to 1/2" in a metal index box.
✅ 135° split point for self-centering starts and reduced walking.
✅ Fully ground twist design enhances chip clearance and reduces heat.
✅ Suitable for stainless steel, cast iron, titanium, hard plastics, and wood.
✅ Drill bit holder with size index keeps bits organized.

💡 What is a cobalt drill bit set best used for in metalworking? Handy kit designed for hard metals; it helps you tackle tough materials with confidence. - Designed for stainless steel, cast iron, titanium, and hard plastics - Maintains sharpness under heat with M35 cobalt HSS - Great for automotive, fabrication, and DIY projects - Includes a metal index box for quick size selection