3 1/2"-8 NPT CARBON STEEL HEXAGONAL RE-THREADING PIPE DIE

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3 1/2"-8 NPT CARBON STEEL HEXAGONAL RE-THREADING PIPE DIE
Quality Import

Determining pipe size can be confusing so here are dimensions that should make it easier to select the proper size tool

1/8 pipe size - .405" outside diameter
1/4 pipe size - .540" outside diameter
3/8 pipe size - .675" outside diameter
1/2 pipe size - .840" outside diameter
3/4 pipe size - 1.050" outside diameter
1 pipe size - 1.315" outside diameter
1 1/4 pipe size - 1.660" outside diameter
1 1/2 pipe size - 1.90" outside diameter
2 pipe size - 2.375" outside diameter
2 1/2 pipe size - 2.875" outside diameter
3 pipe size - 3.500" outside diameter
3 1/2 pipe size -4.00" outside diameter
4 pipe size - 4.500" outside diameter