Guhring - 7/16" 140° Spiral Flute Solid Carbide Screw Machine Drill Bit
Item #: 58528233
Brand: Guhring
Model #: 9085240111100
Features and Benefits
Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high-speed applications on cast iron, nonferrous materials, plastics and other tough-to-machine materials.
nano-Si coatings are made of Titanium Aluminum Silicon Nitride (TiAlSiN) and are similar in performance to Diamond-Like Coatings (DLC). It is also similar to FIREX or TiALlN. nano-Si is a proprietary coating exclusive to Guhring, Inc.
Spiral flutes are constructed of a higher flute angle to remove chips easier.
Spiral flute reamers are used in blind and through-hole operations. They are used to bridge interrupted cuts.
| Product Specifications | |
|---|---|
| Drill Bit Size (Decimal Inch) | 0.4374 |
| Drill Bit Size (Inch) | 7/16 |
| Drill Point Angle | 140 |
| Drill Bit Material | Solid Carbide |
| Drill Bit Finish/Coating | nano-Si |
| Flute Type | Spiral |
| Cutting Direction | Right Hand |
| Shank Type | Straight |
| Coolant Through | No |
| Flute Length (mm) | 55.00 |
| Overall Length (mm) | 102.00 |
| Flute Length x Diameter Ratio | 3xD |
| Point Type | HF Point |
| Shank Diameter (mm) | 12.00 |
| Flute Type | Spiral |
| Specification Designation | DIN |
| Spiral Type | Regular Spiral |
| Threaded Shank | No |
| Number of Flutes | 2 |
| Drill Bit Diameter Tolerance (mm) | m7 |
| Drill Bit Diameter Tolerance (mm) | m7 |
| Drill Bit Grade | High Performance |
| Drill Bit Grade | High Performance |
| Material Grade | K40 |
| Series/List | 8524 |
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