1"-18 UNS X 2" OD HSS Round Adjustable Die Shopify Collective The ends of the extensions

The ends of the extensions have a through hole that requires a retaining pin and ring to securely connect to a socket or another accessory

Part Number D/ASTCO21/32

Pieces in Set 2

Part Number: 37C300EBSS

Flute Length 5-7/16"

1"-18 UNS X 2" OD HSS Round Adjustable Die Shopify Collective The ends of the extensionsProduct 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