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Combination drill-tap with a 30° spiral flute, for Unified National Fine thread UNF 1/4" with 28 TPI and Medium class of fit, dimensions according to DORMER-DIN standard with 6.3mm shank and 5.0mm square drive, HSS with steam tempered surface finish and 30° helix angle for 1.5xD through hole threading in free machining steel.
Product Specifications
| Connection Diameter (Inch) | 0.248" |
| Overall Length (Inch) | 3.2677" |
| Clamping Width (mm) | 5mm |
| Thread Diameter (mm) | 5.5mm |
| No of Flutes | 2 |
| Flute Helix Angle | 30 |
| Thread Diameter Size | 1/4 |
| Threading Length (mm) | 19mm |
| Material Code | HSS |
| Thread Tolerance Class | Medium |
| Cutting Direction | Right Hand |
| Coating | Steam Tempered |
| Tap Chamfer Style | C 2-3 |
| Surface Color | Black |
| Thread Form | UNF-Unified Fine |
Warning:
This product can expose you to materials and/or chemicals including arsenic, lead, and other materials and/or chemicals which are known to the state of California to cause cancer and/or reproductive harm.
For more information, visit www.P65Warnings.ca.gov
Ships:
From Partner Facility
