ER-Collet chuck BT 30 - 1/7 - 100 | ER 11 | 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

Retaining screw for mounting of face mills arbors

Flute geometry with special design

Hardening depth 0

Matt chrome finish

Quick release function

- Alignment surface ± 0

A complete certificate of calibration traceable to the N

Construction: Hardened steel

Angle reading and adjustment using a vernier

Type with adjustable safety clutch

clamping depth = 52

Without toolholders and inserts