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Dormer A977 1/4in Uncoated HSS-E Extra Long Drill
Order Code
HSS-71013B
£51.02 £42.52
Incl. VAT Ex. VAT
Dormer A977 1/4in Uncoated HSS-E Extra Long Drill is only available to buy in quantities of 1
Product Information
Extra long series drill recommended for drilling very deep holes and in applications where extra reach is needed. Specially designed parabolic flutes eliminate the need to drill deep holes in short steps (pecking). A 130° point. Centring with a short 3xD PFX drill is recommended (to keep same DC tolerance). Suitable for drilling many materials.
Technical Specification
| Brand | Dormer |
|---|---|
| Cutting Diameter (in) | 1/4 |
| Manufacturer Part Number | A9771/4 |
| Cutting Diameter (mm) | 6.35 |
| Features & Benefits | • Uncoated finish • PFX type • DIN 1869/2 straight shank extra long drill standards • 20xD usable tool depth to diameter ratio • Drill point 130° • Cylindrical shank/Straight shank • Quick spiral flute design • Right hand rotation/Cutting • h8 industry standard tool tolerance zone (based on diameter range) • Series A977 |
| Material | HSS-E |
| Coating/Finish | Uncoated |
| Flute Length (in) | 7.4803 |
| Flute Length (mm) | 190 |
| Overall Length (mm) | 275 |
| Shank Diameter (in) | 1/4 |
| Shank Diameter (mm) | 6.35 |
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