Collet chuck ISO40 x ER20 DIN69871 with a set of 6 collets, L = 70mm

Precision clamping sealed collet ER 20 for drills / milling cutters with internal cooling Diameter: according to the selected variant Standard: DIN 6499 C / 428EA Usage : For drills with internal cooling Suitable for central cooling of the drill with internal coolant flow. Dimensions of the collet: Diameter: 20mm Length: 32mm Throwability: 0.015mm Max. pressure tested by the manufacturer: 40bar Procedure for clamping the collet: Snap the collet into the clamping nut - according to the attached picture.

ER 20 / GER 20 / GER20 series collet with internal square for machine taps Clamping shank: according to the selected variant Square: according to the selected variant Repetition accuracy: 6 µm Standard: DIN 6499 A, ISO 15488 A Usage : For cutting threads / for clamping taps Suitable for central cooling of taps with internal coolant flow or shower cooling for taps that are not adapted for central cooling. Suitable for Zhp heads - M610 Dimensions of the collet: Diameter: 20mm Length: 32mm Procedure for clamping the collet: Snap the collet into the clamping nut - according to the attached picture.

Clamping collet series: ER 20 Size: according to the selected variant Other dimensions - see the attached catalog sheet Clamping accuracy: 0.015mm up to a diameter of 10mm (including) Clamping accuracy: 0.020mm over a diameter of 10mm Standard: DIN 6499B / 428E For clamping a drill, cutter, countersink, etc. Dimension of collet : Diameter: 20mm Length: 32mm Procedure for clamping the collet: Snap the collet into the clamping nut - according to the attached picture. The collet is also suitable for thermdrill drilling.