ER-Collet chuck BT 30 - 1/10 - 100 | ER 16 | MiniApplication: 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

holding device for test indicators and dial gauges 3/8" and 8 mm stem

- Repeating accuracy 0

T-nuts 18mm

Key insert extended

Angular accuracy = 10 arcmin

Clamping accuracy at the centre 0

M6 - M12 = 10

2 x 53 x 18

For gauge-accurate working and controlling of surfaces and squares up to 46°

10mm for 300mm/12" range

vice clamps

- Axial sealed with two O-rings