Shrink chuck 4,5° BT 30 - 20 - 90Application: For mounting tools with straight shanks. Note: Toolholders suitable for induction , contact and hot air shrink units. 3, 4, 5 with h4 tolerance and 6 32 with h6 tolerance For 3, 4 and 5 mm only solid carbide tool shanks must be used! 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

Flute geometry with special design

clamping depth = 36

Ø2mm Carbide tipped contact point

Starting position is kept when turned on

and are noted for their tailored inner struts

Collets sealed for high pressure cooling 120 bar

Powder-coated

For longitudinal and plane turning

Collets sealed with seal for IC

cross head retaining screw and cylinder head retaining screw for cutters with central coolant

in conjunction with „KEMMLER Precision collet chuck ER"

- Longer-lived than standard collets