Three Piece Unibit Step Drill Bit Set Built For Beastly Durability M35 Cobalt TiAlN Coated Spiral Cone Bits For Stainless Steel Sheet Metal Aluminum And Plastic With One Quarter To Seven Eighths Inch Step Range

Beastly Durable M35 cobalt TiAlN step drill set
✔️ M35 HSS cobalt with TiAlN coating, 3-piece metal drill kit

This 3-piece step drill bit set is designed to resize and deburr holes in metal, plastic, copper, and other sheet materials. It excels at enlarging holes cleanly and quickly, and is ideal for DIY projects, metalworking, and shop repair tasks. The 118° X openings and spiral flute ensure smooth chip removal and precise results.

✅ Three-piece set includes #1, #2, #3 bits with progressive ranges
✅ #1: 1/4" - 5/16" - 3/8" - 7/16" - 1/2"
✅ #2: 1/4" - 9/32" - 5/16" - 11/32" - 3/8" - 13/32" - 7/16" - 15/32" - 1/2"
✅ #3: 5/16" - 3/8" - 7/16" - 1/2" - 9/16" - 5/8" - 11/16" - 3/4" - 13/16" - 7/8"
✅ Boxed storage for easy organization

💡 What is a step drill bit set used for in metalworking and DIY projects? It's handy for quick hole enlargement and deburring across metals, plastics, and thin sheets. - Handy for quickly enlarging holes in sheet metal, aluminum, copper, and plastic.
- TiAlN coated M35 HSS provides wear resistance and long edge life.
- Hex shank locks into drill chucks for less slipping.
- Use cutting oil or water spray to cool and extend bit life.