Thread Check, Inc. offers American Petroleum Institute ‐ API thread gages to Spec. Q1, Spec. 5B, Spec. 7, Spec. 11B as well as many special API gages. Our engineers have served on various API gage subcommittees. API gages come in all types include casing‐round, line pipe, tubing‐non upset, tubing‐external upset, tubing‐integral joint, extreme line casing, NC connections, regular, full hole, internal flush, H‐90, slim hole, extra hole, wide open, AOH, PAC, XHole, Sucker rods B1 to B6, Sucker rods P1 to P6, Mining, BECO, D1‐22, D1‐42, American National special threads, tapered thread gages‐AWWA, and many special custom gages. Thread Check stocks many popular api gages sizes for immediate delivery. For further assistance with our API gages contact our knowledgeable staff.
Thread Disk Software For Tapered Threads