Beast M35 Drill Bit Set For Hardened Metals And Woodworking 115 Pieces From 1 Sixteenth To 1 Half Inch A To Z And 1 To 60 Sizes With Metal Index Storage Box High Speed Steel Bits For Stainless Steel Cast Iron And Plastics
✔️ 115-piece set: 29 fractional, 26 letters, 60 numbers
This drill bit collection uses M35 cobalt steel (5% cobalt) to maximize wear resistance and heat tolerance, making it ideal for drilling hardened metals such as stainless steel, cast iron, high-temperature alloys, titanium, hard plastics, and hardwoods. The compact metal index storage box keeps all bits organized and easy to grab during projects.
✅ M35 cobalt alloy with 5% cobalt for long wear life and heat resistance✅ 135° split-point design for self-centering and prevent wandering
✅ Fully ground twist geometry clears chips fast and reduces heat
✅ Size range: 29 fractional sizes from 1/16" to 1/2" in 1/64" steps; 26 letter sizes A-Z; 60 numbered sizes #1-#60
✅ Includes sturdy metal index box with size markings for quick selection
💡 What is a cobalt drill bit set used for in metalworking? Handy for drilling through tough materials with longer bit life and cleaner holes. - cobalt bits excel on stainless steel, cast iron, and high-temperature alloys - 5% cobalt content boosts heat resistance and edge retention - 135° split-point minimizes wandering and improves start precision - compact storage keeps bits organized and ready for use