1. 5-1/2"P110 HC LC API 5CT Casing Coupling.
2. All Coupling Stock is certified to API Standards by an independent 3rd party laboratory prior to coupling manufacturing.
3. After machining all couplings undergo 100% thread inspection.
4. Quantity Tolerance:-0/ +5% in PCS per size and in total.
5. Invoice: Based on actual quantity shipped.