ER-Collet chuck BT 40 - 3/26 - 100 | ER 40Application: 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

Hand wheel design for fine adjustment

Stainless steel

For mounting straight-shank tools according to DIN 1835 form B+E

For gauge-accurate working and controlling

prevents over-feeding

For mounting straight-shank tools in collet chucks DIN 6499

USB Data out

Reading parts dull chromed

for clamping holders with coolant channels directly to the cutting edge

Metallic sealed collets with cooling channels

For clamping nuts ER-system

Without toolholders and inserts