FORTIS Collet chuck Mini JISB6339ADB A160 BT40- ER25M

Collet chuck Mini type ER, ISO 7388-2 (JIS B 6339, MAS/BT), 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 according to DIN 254.

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

Application: To nest tools with cylindrical shank in collets in accordance with DIN 6499 (ER), slim design.

Scope of delivery: Collet chuck complete with clamping nut.