one itranges between 7 and 9% in. This makes it very con-venient when grinding very large castings. The eccentric and spindle arrangement is the same asheretofore. An arm, which grinds holes 2% in. andlarger in diameter by 11 in. long, is furnished as regularequipment with this machine. It also… … The Heald simplified type of cylinder grinder A Grinder for Broaches A GRINDER specially designed for sharpening broachesis being marketed by the J. N. Lapointe Co. It con-sists of a solid column supporting a vertically adjustable
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