... . Reasonable price Casing Shoe /Casing BitWe Can Supply Impregnated Casing Shoe, Surface Set Diamond, PDC & Tungsten Carbide Casing Shoe Or Casing Bit. Casing and rod shoes are designed to ... drill in casings or rods, BW, NW, HW, PW etc. casing shoe are ... : 46,56,66,76,86,101,116,131,146 Diamond Casing Shoe / Casing Bit