ER-Collet chuck BT 40 - 2/13 - 160 | ER 20 | MiniApplication: For mounting straight shank tools in collets. Delivery: With ER Mini 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

parallelism: 0

For sealing tools with internal cooling in collet chucks

With drivers

for KEMMLER precision collet chuck ER

Ratchet stop

carbon steel

bei Ø 6 – Ø 32 mm = h235

Torque setting types : Adjustable torque type

With internal cooling

For tools with taper shanks DIN 69871 and JIS B 6339 (MAS-BT)

DCONWS = 6 to 18 with two coolant channels

cartide tipped measuring sufaces