1/4"-40 UNS X 1" OD HSS Round Adjustable Die Quantity:1 Size 7/8"-9

Size 7/8"-9

Part Number DWC7MM-4FDE

Part Number T/A57246TN

We make these wrench bodies from 6140 chromium-vanadium steel and heat-treat them to 42–49 HRC

1/4"-40 UNS X 1" OD HSS Round Adjustable Die Quantity:1 Size 7/8"-9Product 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