1-11-1/2 NPT Carbon Steel Hex Pipe Die Quantity:1 and reducers are made out

and reducers are made out of 4140 steel and have a corrosion-resistant manganese phosphate coating

M10 is Fine & M12 is Extra Fine Thread

Part Number D/ASTCO55/64

Part Number: 100C175HCSSS/316

1-11-1/2 NPT Carbon Steel Hex Pipe Die Quantity:1 and reducers are made outProduct Description Carbon steel hex dies are for re threading or cleaning bruised or rusty threads. They are the most cost effective rethreading tool available. No special holder is required for this type of die, any wrench large enough will suffice. Ideal for maintenance in the shop or field. NPT pipe die. Brand Drill America Part Number DWTHXNPT1INCH Size 1" 11 1 2 Material Carbon Steel Finish Uncoated (Bright) Size 1" Thread Type NPT