One Eighth Inch Cobalt Drill Bit Set Workhorse For Tough Metals M35 Cobalt High Speed Steel Jobber Length Twist Bits Ideal For Drilling Hard Metal Stainless Steel Cast Iron Twenty Pieces With 135 Degree Split Point For Faster Cutting And Longer Life

20-Piece 1/8 in Cobalt Drill Bit Set for Tough Metals
✔️ 20-piece 1/8 in cobalt HSS drill bits, 135° split point

This 20-piece cobalt drill bit set combines M35 cobalt with high speed steel to deliver excellent wear and heat resistance for hard metals. It's a go-to choice in metalworking shops, machining setups, and DIY projects where stainless steel and cast iron come into play. Packaged in a sturdy plastic case, it's easy to store and carry between jobs.

✅ ✅ Material: cobalt 5% HSS for wear and heat resistance
✅ Diameter: 1/8" (0.125") bits for precise holes
✅ Geometry: 135° split point for fast, accurate starting cuts
✅ Applications: ideal for stainless steel, cast iron, and hard alloys
✅ Set contents: 20 pieces in a durable plastic case
✅ Standards: ANSI B94-11M compliant manufacturing

💡 What makes cobalt drill bits a good choice for drilling hard metals in metalworking?

These handy bits stand up to tough metal tasks and deliver cleaner holes. - Handy for drilling stainless steel, cast iron, and tough alloys - 5% cobalt content boosts wear resistance and heat tolerance - 135° split point helps start cuts quickly and stay on center - Works with standard drill chucks in most machines