Description SANOU K12 125 125mm 4 Jaw Self Centering Lathe Chuck with KeySpecification MaterialHardened SteelModelK12 125Max RPM3800 r minJaw4 JawHigh precision0 05mmApplicationFor CNC Drilling Milling MachineLathe Chuck Diameter125mm 4 921 Thickness58mm 2 283 Center Hole30mm 1 181 Bolt Circle Diameter108mm 4 252 Runout0 003Internal Jaw Clamping Range A A12 5 40mm 0 098 1 575 Jamming Range B B138 125mm 1 496 4 921 External Jaw Clamping Range C C138 110mm 1 496 4 331 Features 1 Short cylindrical center mounting 2 Model K12 chucks are provided with one piece jaws which include a set of internal jaws and a set of external ones 3 the jaws for K12A K12C and K12D chucks are composed of two piece jaws They can perfrom as either internal jaws through adjustment 4 The jaws for K12A and K12D chucks conform to is 03442 standard 5 Model K12 chucks are supplied with traditional two piece jaws Function Four jaw synchronous movement for clamping four square square parts also applies to shaft type disk parts Applicable machine tools and accessories General lathe economical CNC lathes grinding machines milling machines drilling and machine accessories etc Package Included 1 x SANOU Self Centering Jaw3 x Inside jaws3 x outside jawslarge1 x safety chuck key3 x mounting bolts More Details