Foundation Equipment Supply (FES) supplies high quality wear bits for drilling tools and casings, including rock bits, clay teeth, casing shoe bars, etc. The wear items are interchangeable with standard ones in the market, including B47K, C4, C4-1, C31HD, 25T, V19, 18TL, 201, 211, BFZ70, BFZ80, CJ2, U7, U7L, 4-tooth pilot bit, fish tail, tool box, etc. and WS39, WS49, WS95/56, BA90-42, BA90-35, BA80-33, conical bolts, conical rings, threaded rings, etc. for casings. High quality carbid is applied for ensurance of hardness and wear resistence.