ER-Precision collet ER40 | 472EP | < 5µm | Ø 4 - 3Application: For mounting straight shank tools in collet chucks DIN 6499. To use for high speed cutting and high precision milling. Note: High flexibility: Large holding capacity up to 1 mm

- Setting the rotary table zero point of 5-axis machining centres

For mounting straight-shank tools in collet chucks ISO 15488 (ex

critical factors for successful deep face grooving operations

better chip evacuation

For the coolant supply through the centre of  HSK toolholders

From d = 25 on two clamping screws

Carbide tipped measuring faces

is prevented from attaching itself by vacuum

20mm for over 500mm/20" range

Measuring surfaces are carbide

4 und 5 mm = h4

With retaining screw