
GBP 57 ER collets − Quality features DIN 6499 B d mm L1 DIN classes HOLEX FAHRION quality Advantage „super finish“ and polished: via to mm 2 1 Standard HP ■ Better corrosion resistance. 1.0 1.6 6 L1 L ■ More contact area. 1.6 3.0 10 ■ Increased rigidity and clamping force. 0.015 0.010 3.0 7.0 16 ■ Higher precision and system concentricity. 0.010 0.005 0.002 d D 7.0 10.0 25 ■ FAHRION with corrosion protection 10.0 18.0 40 FAHRION protect for all types. 0.020 0.015 18.0 25.0 50 25.0 34.0 60 0.025 0.020 0.010 0.012 − Standard Standard collets for tapping − with axial compensation Collet for thread tapping, similar to DIN 6499 / ISO 15488, Form CET-GB, concentricity 20 µm. 30 9425 Suitable for: All standard ER collet chucks. Note: Clamps only the nominal ⌀. Not compatible with the CENTRO P precision ER collet chuck. Nominal clamping ⌀ d 30 9425 30 9430 30 9432 34F 34F 34F ET collet for thread tapping, with axial compensation mm ET 16 ET 25 ET 32 2,8 (eShop) (eShop) – 3,5 (eShop) (eShop) – 4,5 (eShop) eShop (eShop) 6 (eShop) (eShop) (eShop) 7 – eShop (eShop) 8 – eShop (eShop) 9 – (eShop) (eShop) 10 – (eShop) (eShop) 11 – – (eShop) 12 – – (eShop) Type 4033 E 4285 E 4538 E ⌀ D mm 17 26 33 L mm 27 34 43 Axial range mm 7 8 10 Standard Standard collet for tapping and reaming − with radial compensation Hardened and ground. 30 9447 Suitable for: All standard ER collet chucks. Note: Clamps only the nominal ⌀. Not compatible with the CENTRO P precision ER collet chuck. Nominal clamping ⌀ d 30 9445 30 9447 30 9448 32Z 32Z 32Z ET collet with radial compensation for tapping and reaming mm ET 16 ET 25 ET 32 2 eShop – – 2,8 eShop – – 3 eShop eShop – 3,5 eShop eShop – 4 eShop eShop eShop 4,5 eShop eShop eShop 5 eShop eShop eShop 6 eShop eShop eShop 7 – eShop eShop 8 – eShop eShop 9 10 11 – – – eShop eShop – eShop eShop eShop 30 12 – – eShop 14 – – eShop ⌀ D mm 17 26 33 L mm 29 35 42.5 Axial compensation mm 0.1 0.1 0.1 Radial compensation R thread tapping mm 0.3 0.4 0.5 Radial compensation R reaming mm 0.05 0.05 0.1 949