HSK63A Shank Tools HydroForce™ Hydraulic Toolholders High Torque (HT) L9: minimum clamping length V: maximum adjusting length Cutting Tool Shank Requirements metric (ISO standard) cutting tool shank diameter tolerance 6 h6 0,000/-0,008 8 & 10 h6 0,000/-0,009 12, 14, 16, & 18 h6 0,000/-0,011 20 h6 0,000/-0,013 „HCTHT • Metric • HSK Form A wrench size wrench size order number catalogue number D1 D2 L1 L2 L9 V actuation screw stop screw kg 5520975 HSK63AHCTHT20090M 20 52,5 90 64 41 10 5 mm 5 mm 1,54 NOTE: Do not overtorque actuation screw. Tighten by hand until stop is felt. Hydraulic chuck technical section, see pages K60–K63 of the WIDIA™ Tooling Systems catalogue A-09-02122. Wrenches must be ordered separately. Supplied with stop screw. Actuation wrench must be ordered separately. HSK coolant unit and wrench are available and must be ordered separately; see page J32 of the WIDIA Tooling Systems catalogue A-09-02122. 70 WWW.WIDIA.COM