Cobalt Drill Bit Set For Hardened Metal And Stainless Steel 122 Pieces M35 High Speed Steel Twist Jobber Bits One Sixteenth To One Half Inch With Beefy Plastic Index Storage Case

Cobalt M35 Drill Bit Set for Hardened Metals, 122-Piece
✔️ 122-piece cobalt M35 set, sizes 1/16-1/2 in (1.6-12.7 mm)

This cobalt drill bit set is designed to cut through hardened metals and stainless steel using M35 cobalt steel for top hardness and long life. It comes in a beefy plastic index storage case with labeled compartments for quick access during metalworking, fabrication, or automotive projects.

✅ M35 cobalt steel, hardness up to 67 HRC
✅ 122-piece set from 1/16 in to 1/2 in (1.6-12.7 mm)
✅ Up to 12x longer life than typical HSS bits
✅ 19 commonly used drill types organized in a sturdy storage case
✅ Labeled compartments and lid print for quick access
✅ Includes beefy plastic index case for protection

💡 What is a cobalt drill bit set best used for when drilling hardened metal and stainless steel? This handy kit helps you handle tough metalwork with confidence. - High hardness and wear resistance from M35 cobalt steel. - Excellent heat resistance to reduce dulling on stainless steel. - Ideal for metal fabrication, automotive repair, and DIY metalwork. - Use proper speeds and cutting fluid to maximize life.