Northfield Precision Instrument Corporation, a leader in the design andmanufacture of precision workholding chucks, presents their High Speed Balancing Chuck.This fixture locates a universal joint using built-in V-Blocks and 2 diaphragm jaws. The jawsand blocks center the work piece while 2 arms slide down to face clamp.Northfield Precision designs and manufactures the world’s most accurate air chucks for anylathe, boring machine, grinder or VMC. Models include through-hole, high-speed andquick-change. Available in SAE or metric, in sizes from 3” (76mm) to 18” (457mm).Accuracies of 0.001” to 0.00001” (0.254m) guaranteed.