Jobber Length Drill Bit: 0.3125″ Dia, 130 °, Cobalt TiN Finish, 4.6063″ OAL, Right Hand Cut, Spiral Flute, Straight-Cylindrical Shank, Series 657
Item #: 78771136
Brand: Guhring
Model #: 9006570079400
Product Specifications
| Drill Bit Size (Decimal Inch) | 0.3125 |
| Drill Bit Size (Inch) | 5/16 |
| Drill Bit Material | Cobalt |
| Cutting Direction | Right Hand |
| Drill Point Angle (Degrees) | 130 |
| Spiral Type | Regular |
| Flute Type | Spiral |
| Point Type | Split |
| Coolant Through | No |
| Shank Type | Straight-Cylindrical |
| Number of Flutes | 2 |
| Shank Diameter (Decimal Inch) | 0.3125 |
| Overall Length (mm) | 117.00 |
| Overall Length (Decimal Inch) | 4.6063 |
| Flute Length (mm) | 75.00 |
| Flute Length (Decimal Inch) | 2.9528 |
| Series | 657 |
| Tool Application | Self-Centering |
| Flute Length x Diamter Ratio | 5xD |
| Flute By Diameter Ratio | 5xD |
| Shank Diameter (mm) | 7.94 |
| Maximum Drilling Depth (Decimal Inch) | 2.9528 |
| Maximum Drilling Depth (mm) | 75.00 |
| Shank Length (mm) | 42.00 |
| Shank Length (Decimal Inch) | 1.6535 |
| Drill Bit Diameter Tolerance | +0.000 to -0.022 mm |
| Web Thinning | Web-Thinned |
| Web Configuration | Tapered |
| Tool Performance | High Performance |
| Standards | DIN 338 |
2% Off All Online Orders
Use Code: 2%OFF
Best Price Guarantee - Email Us A Better Published Price and We'll Beat It