High Speed Steel Fractional Self-Starting Step Drill Bit For Metal, 12-Size Range From 1/4 To 1-3/8 Inch By 1/8 Inch, SpeedPoint Tip Prevents Walking, Delivers Clean, Smooth Holes, 1/2 Inch Hex Shank
✔️ 12 sizes from 1/4 to 1-3/8 in with 1/2 in hex shank
This high speed steel fractional self starting step drill bit with SpeedPoint tip is built for fast starts and clean holes. It works well on mild steel, copper, bass, aluminum, plexiglass, wood, and laminate, making it handy for metalworking and DIY projects. The 1/2 hex shank fits securely in most drill chucks, providing steady performance.
✅ 12 hole sizes from 1/4" to 1-3/8" in 1/8" steps
✅ High speed steel construction for durability
✅ SpeedPoint tip prevents walking and starts fast
✅ Single flute design delivers true, smooth holes
✅ 1/2" hex shank for secure chuck grip
✅ Laser etched size markings inside flute for easy identification
💡 What is a high speed steel fractional self starting step drill bit used for in metalworking and DIY projects?
It's handy for quickly creating multiple hole sizes with clean edges across common materials.
- Handy for drilling through mild steel, aluminum, copper, wood, and plastic
- SpeedPoint tip prevents walking and starts fast to cut prep time
- Laser etched size marks inside the flute stay readable through life
- 1/2 in hex shank ensures a secure grip in standard drill chucks