ER-Collet with cooling channel holes ER40 | 472EC | < 15µm | Ø 6Application: For mounting straight shank tools in collet chucks DIN 6499. Note: Only nominal size d can be clamped, with cooling channels. In order to achieve an optimum sealing the tool must be clamped on the complete length of the ground drill of the collet. (applicable up to 21 bar)

Matt chrome finish

With wrench

without a tool

Clamping range 0

d = 40/d = 60: For large diameter face mill cutters with four additional threaded holes according to DIN 2079

Kontakt- und Heißluftschrumpfgeräte geeignet

With balanced clamping nut All holders are made of forged steel

Collets sealed with seal for IC DIN 6499 B (ISO 15488 B) ER-system

DIN 1835 form A+B+E and DIN 6535 form HB+HE

coolant pipes is screwed to the cylinder head screw integrated in the adapter

Rotary holder for clamp holders with coolant supply directly to the cutting edge and for ISO clamp holders with claw clamping for optimum cooling of the cutting edge

prevents overfeeding