Pro Grade Step Drill Bit Set For Metal And Wood With Titanium Coated Unibits 50 Total Step Sizes In A 5 Piece SAE Spiral Grooved For Faster Drilling NEIKO 10173A

Titanium-coated step drill set for fast metal work
✔️ 5-piece set with 50 sizes, 1/8" - 1-3/8", hex shank

Premium step drill bits in high-speed steel with a titanium nitride coating, built to punch clean holes in metal, wood, and plastic. The 135° split point starts on center and speeds drilling, while the two-flute spiral deburrs and clears debris for smooth cuts. Includes 5 bits offering a total of 50 size options from 1/8" to 1-3/8".

✅ Titanium nitride coating reduces heat and wear
✅ 2-flute spiral deburrs chips for cleaner cuts
✅ 135° split point tip speeds drilling and prevents wandering
✅ 1/4" hex shank enables quick changes with impact tools
✅ 50 sizes across 5 bits, covering 1/8" to 1-3/8"

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

These handy bits let you drill multiple hole sizes with a single bit, speeding up projects.

- Covers 1/8" to 1-3/8" holes (3.175 mm to 34.93 mm) using 1/32" and 1/16" step increments - Works on metal, wood, and plastic with a quick change hex shank - Titanium nitride coating boosts life and keeps temps down