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Tapping collets ER
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Norm: Werksnorm
for clamping threading tools with square shank in synchro tapping chucks or collet chucks • smaller Ø 4mm are clamped with collet, art. no. 4307 without sq. drive • tightening torque see clamping nuts art. no. 4306 • clamping ranges:ER16: Ø 4.5 – Ø 8.0ER20: Ø 4.0 – Ø 11.0ER25: Ø 4.5 – Ø 12.0ER32: Ø 4.0 – Ø 20.0ER40: Ø 7.0 – Ø 22.0
SKU
4308
ISO code
| P | Steel, high-alloyed steel |
|---|---|
| M | Stainless steel |
| K | Grey cast iron, spher, graphite/mall. cast iron |
| N | Aluminium and other non-ferrous metals |
| S | Special, super and titanium alloys |
| H | Hardened steel and chilled cast iron |
On the following programme pages you will find for every tool recommendations regarding suitability for the application groups and details of max. tensile strength and harness:
optimal suitability
limited suitability
optimal suitability
limited suitability
Available in many variants
Note
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