Shrink chuck 4,5° BT 30 - 16 - 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

Clamping capacity up to –0

For retaining screw DIN 6367

Low-vibration boring barsWith internal coolingLonger durability of insertsFor longitudinal and plane turningSetting angle: 93°Delivery: without inserts

The steel body is hardened and grinded all-round

Axial sealed with two O-rings

Clamping range 0

ISO 7388-3 - Retention knobs

Powder-coated

Can be locked with set screw

Angular accuracy = 10 arcmin

Thread configuration with a special design

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