K11-100 100mm Lathe Chuck 4" Self Centering 3 Jaw Steel Silver for Grinding Milling Drilling Machines

Included 2 Sets of Jaws: This 100 mm/3.94" diameter lathe chuck includes two sets of internal and external jaws; The clamping range of this chuck is between 0.078"/2 mm-3.54"/90 mm, which is suitable for clamping a variety of industrial parts Excellent Material: The lathe chuck body is made of high quality hardened steel, the hardness is HRC 58-62 by testing. It has high strength and toughness, compression resistance, and enduring of wear High Accurate: Self-centering lathe jaws which alignment accuracy is less than or equal to 0.002" / 0.05 mm, no need extra adjustment after installation. The chuck will run precisely due to the high precision design of the chuck bevel gear Clamping Speed: The lathe chuck has an automatic centering function, so it does not need to be repeatedly calibrated during installation. It only needs to be installed in the correct order, which is simple, fast, and convenient Package Included: 1 Pc 4" / 100 mm Lathe Chuck Body; 3 Pcs Internal Jaws; 3 Pcs External Jaws; 3 Pcs Mounting Bolts; 1 Pc Safety Chuck Key