1/4"-20 UNC X 1-1/2" OD HSS Round Adjustable Die Quantity:1 The striking faces on the

The striking faces on the hammers are made of 4140 chromium-molybdenum steel that's heat-treated to 52 HRC

Part Number: BIT-DEWSFC3/8-100

Size m5 x 1

Part Number DWDDL12X49/64X1/2

1/4"-20 UNC X 1-1/2" OD HSS Round Adjustable Die Quantity:1 The striking faces on theProduct 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