PN: 13018
UniBit #1 New
Irwin unibit self-starting step drills are excellent for producing clean, accurate, burr free holes. Unibits have cutting steps of progressively larger diameters, making it possible to drill different size holes, using a single bit. Sizes are engraved on each "step" for easy reference. Made in USA.
- 13 Holes
- Range from 1/8" to 1/2"
- 1/32" increments
- 1/4" shank
