Workhorse Four Flute Step Drill Bit Set for Metal and Wood With TiAlN Wear-Resistant Cobalt Coating One Quarter Inch Hex Shank Sizes One Eighth to Seven Eighths Inch Stainless Steel Ready Pro Grade 3 Bit Set by Matework M35

Four-Flute TiAlN Coated Step Drill Bit Set (3-Bit) 1/8-7/8 in
✔️ Three-bit set with 1/4 in hex shank for stainless-ready HSS

This three-piece step drill bit set is built for metal and wood, delivering stable cutting and long tool life. Its TiAlN-coated M35 cobalt HSS core brings wear resistance to hard materials, making it a smart choice for stainless steel projects and demanding work.

✅ Sizes: 1/8-7/8 in (3.175-22.225 mm) with 1/4 in hex shank (6.35 mm)
✅ TiAlN wear-resistant coating for lower friction and heat resistance
✅ M35 cobalt HSS core, hardness HRC 64-66, for tough materials
✅ 135° cutting angle for cleaner holes and reduced wear
✅ Includes 3 bits; stainless steel ready; 100-day warranty

💡 What is a step drill bit with TiAlN coating used for in metalworking?

It's handy for creating stepped holes in metal and wood.

- Great for stainless steel drilling and metalworking tasks.
- TiAlN coating reduces friction and extends tool life.
- 135° tip angle improves hole quality and reduces wear.