Workhorse Half Inch Cobalt Drill Bits Set Three Pack Heavy Duty Industrial Grade M35 Cobalt 6 Inch Length with 135 Degree Split Point for Drilling Metal Hardened Stainless Cast Iron and More

Half-Inch Cobalt Drill Bit Set - 3-Pack, M35, 6-Inch Length
✔️ 1/2 in dia, 4 in flute, 6 in total, 5% cobalt, 135° split

These cobalt drill bits come in a 3-pack and are designed for metalworking, delivering strong performance when drilling into tough metals. The included plastic storage case helps keep the set organized and protected for on-site work.

✅ 1/2 inch diameter drill bits with 5% cobalt alloy
✅ 4 inch flute length for deep holes
✅ 6 inch overall length for reaching thick material
✅ 135 degree split point for starting holes in hard metals
✅ Plastic storage case included for organization

💡 What is a half-inch cobalt drill bit set used for in metalworking?

These bits are handy for drilling hard metals and alloys where heat and wear are a concern, thanks to cobalt content and a precision grind.

- stainless steel, hardened steel, cast iron, titanium - high heat resistance improves tool life during metal drilling - 135-degree split point helps start holes cleanly without walking ✝️