FORTIS Collet chuck JISB6339ADB A80 BT40- ER40

Collet chuck type ER, BT 40

Design: Made of alloy case-hardened steel, with a core tensile strength of approx. 950 N/mm² and a hardness depth of min. 0.5 mm. Taper to DIN 254.

Taper angle tolerance: AT3
Taper surface roughness: Ra < 0.001 mm
Hardened: 58 ± 2 HRC

Application: To mount tools with cylindrical shank in collets to DIN 6499 (ER).

Scope of delivery: Collet chuck complete with clamping chuck.