ER-Collet chuck SK 40 - 2/20 - 70 | ER 32Application: For mounting straight shank tools in collets. Delivery: With balanced clamping nut All holders are made of forged steel Specific, low warpage hardened Surface hardened HRC 58~60 Hardening depth 0,8mm~0,9mm Taper angle tolerance < AT 3 according to DIN 2080 Surface roughness Ra < 0,4 m Tensile strength in the core of min. 800 N mm after DIN All functional surfaces fine machined

Without the illustrated cutting tools

Jaws with grip serrations und fine step for workpieces with max

Hand wheel design for fine adjustment

- with permanent magnet on the base

2x fixed and 2x steering caster

Completely made of steel

Can be used with a standard height gauge to provide angular measurement from reference plate

driving ring and feather key

T-nuts 18 mm

bei Ø 6 – Ø 32 mm = h229

For clamping nuts ER-system

For use in any tool holder Ø16mm with a center coolant