Heavy Duty Pro Grade Cobalt Step Drill Bit Set 5 Piece With Aluminum Case For Metalworking HSS Titanium Coated High Speed Bits Deliver Sharp Cuts Across 50 Hole Sizes By Yesland

Heavy-Duty Cobalt Step Drill Bit Set, 5pc Aluminum Case
✔️ 5 high-speed cobalt bits with titanium coating in a case

This heavy-duty cobalt step drill bit set is built for metalworking and DIY fabrication, delivering fast, clean holes across steel, aluminum, wood, and plastic. The HSS cobalt bits feature a titanium coating for maximum durability and cooler operation, with shanks sized for 1/4", 3/8", and 1/2" chucks. All five bits come organized in a sturdy aluminum case with a size index for quick selection.

✅ HSS cobalt with titanium coating for long-lasting sharpness and heat resistance
✅ Non-walking tip ensures fast, smooth drilling in steel, aluminum, wood, and plastic
✅ Two-flute design deburrs and clears chips for clean holes
✅ Shank sizes compatible with 1/4", 3/8", and 1/2" chucks; includes aluminum case with index

💡 What is a step drill bit set used for in metalworking?

It's handy for making progressively larger holes in metal and other materials without swapping bits.

- step drill bit set for metalworking lets you drill multiple hole sizes with one tool
- titanium-coated HSS cobalt resists heat and stays sharp longer
- compatible with common drill chucks (1/4", 3/8", 1/2") for handy setup
- ideal for DIY projects, maintenance work, and light fabrication