Generic K12-100 Lathe Chuck 100mm 4 Jaw Self-centering Chuck Hardened Reversible Tool

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Description: sanou k12-100 lathe chuck 100mm 4 jaw self-centering chuck hardened reversible tool   specifications: material hardened steel model k12-100 max rpm 4200 jaw 4 jaw high precision ?0.05mm application for cnc drilling milling machine   lathe chuck: diameter 3.937"(100mm) thickness 2.165"(55mm) center hole 0.866"(22mm) bolt circle diameter 3.307"(84mm) runout 0.003" internal jaw: clamping range a-a1: 0.079-1.181"(2-30mm) jamming range b-b1: 1.181-3.543"(30-90mm)  external jaw: clamping range c-c1: 1.181-3.149"(30-80mm) 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 chucksposed 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 self-centering jaw 3 x inside jaws 3 x outside jawslarge 1 x safety chuck key 3 x mounting bolts   notice:   1. Please allow a bit error due to manual measurement. Please make sure you do not mind before you bid. 2. The color may have different as the difference display, pls understand.   more details: