Shrink-fit Holder with Cooling Channel Bore, HSK-A 63 Ultra Short, Clamping Range: 20mm

From clamping Dia D1 6 mm with tapped holes for balancing screws. High-temperature steel. Sizes 3 5 for carbide, from size 6 for HSS and carbide. With RFID/Balluffchip bore. GARANT: HSK mating faces machined. All shanks hard turned for smooth running!. Ultra short: More stability and stiffness, less vibration. This ensures longer tool life and better surface quality. No length adjustment available. With cooling channel bores tapped for plugging. Application: For holding end mills and drills with parallel shank to h6 tolerance. Suitable for inductive, contact and hot air shrink-fit units. Supplied with: For chucks with length adjustment including a length adjustment screw from clamping Dia D1 6 mm. Optional extras: Coolant tube No. 309880, socket wrench No. 309890, Shrink-fit holder extension No. 302410 302416, shrink-fit units No. 354210 354450, balancing screw set No. 309906 180. Cooling channel bore: lockable Clamping Dia D1: 20 mm Overhang dimension A: 75 mm External Dia D: 43 mm Dia D2: 35 mm