Threads API(Box): 2 3/8"REG、2 3/8"IF、27/8"REG、3 1/2"REG, etc.
Threads API(Pin): 2 3/8"REG、2 3/8"IF、27/8"REG、3 1/2"REG, etc.
Wrench flats: 40-120mm
Length: 120-235mm