The No. 90 Set can be used to cut metric size keyways in pulleys, gears, collars, and similar pieces encountered in experimental, maintenance, machine assembly or limited production work. The company says their broaches are pushtype and can be used with any hand operated arbor press or hydraulic press having adequate throat opening.
Other metric sets for cutting keyways in the range of 2 to 18 mm in bores from 6 to 65 mm are also available from the company. One such set is the Minute Man No. 10 which is a standard set of high speed steel broaches, bushings, and necessary shims designed for cutting 1/8", 3/16", ¼", or 3/8" keyways in nine bore sizes from ½" to 1 ½". The company says all sets are complete with high speed steel broaches, bushings and shims. Individual broaches and bushings for standard I.S.O. millimeter keyways and metric broaches for cutting square holes are also available from the distributor's stock.