ER-Collet chuck SK 30 - 2/20 - 63 | ER 32Application: For mounting straight shank tools for woodworking 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

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance2

for fast mounting of work pieces

clamping depth = 41

For the inspection of machine tools according to ISO recommendation R230 or for testing the tool spindle

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

a clip and can be moved in steps of 25 mm

Clamping positions: horizontal and and vertical

PSK = PSK 63

Clamping screw

Protection level IP65

Excellent concentricity in the system (chuck + collet + clamping nut)

For cleaning internal tapers on machine spindles