COUPLINGS
COLLARS
Stock Items in 2 3/8', 2 7/8", 3 1/2" Regular & Special Clearance J55 & L80
Couplings
API couplings are used to connect tubular joints together. They come in a variety of threads and material grades. At times Special Clearance (Shaved) Couplings are required such to fit through casing patches.
