13 Piece Cobalt Drill Bit Set With M35 High Speed Steel 1/16 Inch To 1/4 Inch For Hardened Metal Stainless Steel Cast Iron And Wood Plastic Includes Indexed Storage Case Perfect For DIY Projects And Professional Work

13-Piece M35 Cobalt Drill Bit Set for Hardened Metals
✔️ 13-piece set, M35 cobalt steel, 1/16-1/4 in sizes, indexed case

Designed for tough metals, this 13-piece cobalt drill bit set uses M35 cobalt steel, delivering superior hardness and wear resistance compared to standard high-speed steel. It's perfect for stainless steel, cast iron, and alloy metals, and it also handles wood and plastic for mixed-material projects. Sizes range from 1/16 in (1.59 mm) to 1/4 in (6.35 mm).

✅ 5% cobalt M35 steel delivers longer life in stainless steel and hard alloys
✅ 135° split point starts quickly with true self-centering alignment
✅ Precision grind and spiral flute promote fast chip ejection and reduce snags
✅ Indexed case keeps every bit in its dedicated slot for easy access

💡 What is a cobalt drill bit set best used for with hard metals and tough materials? A handy, quick guide for metalworking needs: - Highly wear-resistant in stainless steel and hard alloys - Use at the right speeds with lubrication to maximize life - The M35 cobalt blend offers better heat resistance than standard HSS