Double Spiral HSS 4341 Step Drill Bit 4-30mm
- High-speed HSS 4341 double spiral flute step drill.
- Double spiral flutes for efficient swarf clearance.
- Allows clog-free precision drilling of ten different size holes between 4-30mm with just one bit.
- Hole Sizes: 4-30mm in 2mm increments.
- Supplied in plastic storage case.