Hydraulic chucks Bptl productsUncategorized On Dec 8, 2014 180 Available on All Shanks. Bore size from 6-40 mm TIR within 5 Microns at 4 times Cutting Tool Dia. Repeatability of 3 Microns TIR. Always supplied in Pre-balanced condition. 100% Tested for Accuracy & Torque. - Advertisement - BPTLHydraulic chucks 180 Share FacebookLinkedinTwitterWhatsAppPinterestEmail