4"-8 NPT Carbon Steel Hex Pipe Die BoltsandNuts.com An internal spring controls the

An internal spring controls the tension of the head

Its spring-loaded detent ball securely latches onto sockets

demolition

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4"-8 NPT Carbon Steel Hex Pipe Die BoltsandNuts.com An internal spring controls theProduct 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 DWTHXNPT4INCH Size 4" 8 Material Carbon Steel Finish Uncoated (Bright) Size 4" Thread Type NPT