IRWIN UNIBIT 4-Piece 1/4-in Step Drill Bit Set (1/4-in to 1-3/8-in)
The IRWIN Unibit High-Speed Steel Step Drill Set features single-flute cutting edges for greater control and more precise drilling. Three-flatted shanks prevent the bits from slipping in the drill while the non-skid self-starting tips eliminate skidding and the need for center punching. Set includes #1, 2, 4, and 21 size step drills.
- Single-flute cutting edge for greater control through steps
- 3-Flatted shank prevents slipping in drill chuck
- Non-skid self-starting tip eliminates skidding and the need for center punching
- Sizes clearly laser-etched to make precise drilling easy
- Set includes HSS #1, 2, 4, and 21 size step drills
Specifications
| General | |
|---|---|
| Sub-Brand | UNIBIT |
| Features | |
|---|---|
| Material | High-speed steel |
| Package Quantity | 4 |
| Set/Individual | Set |
| Shank Type | 3-flat |
| Warranty | |
|---|---|
| Warranty | None |
| Dimensions | |
|---|---|
| Diameters of Holes Drilled | 1/4-in to 1-3/8-in |
| Number of Hole Sizes | 41 |
| Shank Size | 1/4-in |
| Step Size | Set |
| Compatibility | |
|---|---|
| Brand/Model Compatibility | Universal |
| Certifications | |
|---|---|
| CA Residents: Prop 65 Warning(s) | |









Reviews
There are no reviews yet.