IRWIN Unibit Self-Starting Single Hole Step Drill #10312ZR, 3/8" Hole Dia., 1/4" Shank - 81-784-1
Brand: IRWIN- SKU:
- 81-784-1
- ID:
- 98918
| Model | 10312ZR |
| Hole Diameter | 3/8" |
| Shank Diameter | 1/4" |
$34.95
IRWIN Unibit Self-Starting Single Hole Step Drill #10312ZR, 3/8" Hole Dia., 1/4" Shank
1 Hole Size, 3/8" Hole Diam High Speed Steel Standard Point Step Drill Bit
1/4" Hex Shank, Bright Finish
Features:
- UNIBIT Step Drills have an exclusive single radial concave flute.
- This design allows the drilling of perfectly round holes in thin materials quickly and with less effort.
- Each bit is constructed of industrial grade high speed molybdenum steel, and is heat treated to a hardness of between 61 - 63 RC. This assures maximum strength and long life.
Benefits:
- High Speed Steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and non-ferrous materials.
- Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
- Hex shanks are used higher speed machining operations due to its angled shape. They are constructed of six sides and fit into a quick change chuck. They are commonly made of a 1/4" shank.
Specifications:
| Manufacturer Part # | 10312ZR |
| Minimum Hole Diameter (Inch) | 3/8 |
| Maximum Hole Diameter (Inch) | 3/8 |
| Drill Bit Material | High Speed Steel |
| Drill Bit Finish/Coating | Bright |
| Number of Hole Sizes | 1 |
| Shank Type | Hex |
| Shank Diameter (Inch) | 1/4 |
| Step Length (Inch) | 0 |
| Hole Diameter (Inch) | 3/8 |
| Point Type | Standard |
| Drill Bit Grade | General Purpose |
For more info, visit www.p65warnings.ca.gov.
