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Dormer EP41 1/4 - 19 HSS-E-PM Machine Tap
Order Code
TDG-05204E
£52.46 £43.72
Incl. VAT Ex. VAT
Dormer EP41 1/4 - 19 HSS-E-PM Machine Tap is only available to buy in quantities of 1
Product Information
Spiral point machine tap with chamfer form B with a 3.5-5xP plug lead, for British Standard Pipe thread G 1/4in with 19 TPI and Normal class of fit, dimensions according to DIN 5156 standard with 11.0mm shank and 9.0mm square drive, powder metallurgical HSS-E with uncoated surface finish for 2.5xD through hole threading in general purpose applications.
Technical Specification
| Brand | Dormer |
|---|---|
| Manufacturer Part Number | EP411/4 |
| Size (in) | 1/4 - 19 |
| Features & Benefits | • EP41 series • Uncoated (steam oxide) surface treatment • British standard pipe (BSP) thread • Meets DIN 5156 - thread form standard • Normal fit class for pipe thread • Through hole application • 2.5 x D usable tool depth to diameter ratio • High speed cobalt powder metal tool material • Plug tap chamfer (3.5 - 5 pitch lead) • Spiral point geometry • Right hand rotation/cutting |
| Diameter (in) | 1/4 |
| Diameter (mm) | 13.157 |
| Thread Size x Pitch | 1/4 - 19 |
| Drill Diameter (mm) | 11.8 |
| Overall Length (in) | 3.9370 |
| Overall Length (mm) | 100 |
| Flute Length (mm) | 21 |
| Flute Type | Spiral Point |
| Type | Machine Tap |
| Square Size (mm) | 9.0 |
| Application | Various |
| Pitch | 19 |
| Pitch (mm) | 19 |
| DIN | DIN 371/376 |
| Threads Per Inch | 19 |
| Number of Flutes | 3 |
| Thread Type | BSPF |
| Material | HSS-E-PM |
| Coating/Finish | Bright Blue Ring |
| Tap Drill Size (mm) | 11.80 |
| Thread Length (mm) | 21.00 |
| Thread Diameter (mm) | 1/4 |
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