1-3/8"-12 UNF X 2-1/2" OD HSS Round Adjustable Die Shopify Collective Tap Drill Size 3"

Tap Drill Size 3"

Part Number CTC5-530-157

one side has a 2 to 3 thread chamfer for threading and the other side has a 1 to 2 thread chamfer for threading close to a shoulder

Part Number DWTMR1316-4X

Part Number DWTSMR1316-8X1

1-3/8"-12 UNF X 2-1/2" OD HSS Round Adjustable Die Shopify Collective Tap Drill Size 3"Product 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