ER-Collet chuck SK 40 - 2/13 - 130 | ER 20Application: 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

- with clamping adapter Ø 6 mm und Ø 8 mm

Ratchet handle gear types : 72 teeth

With built-in tightening bolt All holders are made of forged steel

Mit mechanischem Spannkraftverstärker

With mechanical booster

Application:

Construction:

DIN 1835 form A+B+E and DIN 6535 form HB+HE

Ratchet Stop

• runout accuracy: = 0

Measuring surfaces are carbide

Suitable for: