3/8"-64 UNS X 1" OD HSS Round Adjustable Die Tekton and holders

and holders

Part Number DWTMR3-39X3

They have a handleless design

Part Number: assortment-kit-554904 Pieces - Coarse Thread

3/8"-64 UNS X 1" OD HSS Round Adjustable Die Tekton and holdersProduct 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