#12-28 UNF X 1" OD HSS Round Adjustable Die Contiguous 48 US States general purpose drill designed to

general purpose drill designed to perform in a broad range of materials in the iron and steel families

Internal Thread: 1"-14

high silicon aluminum

Part Number: 75F500HCS8Y/USA

but not brittle

#12-28 UNF X 1" OD HSS Round Adjustable Die Contiguous 48 US States general purpose drill designed toProduct Description HSS Round Dies are for use in making new threads or re threading existing threads. They are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance. Round dies are chamfered on both faces, one side has a 2 to 3 thread chamfer for threading and the other side has a 1 to 1 1 2 thread chamfer for threading close to a shoulder. Adjustments are made by a fine pitch screw which