casing extractor for pipe tube extracting in anchor drilling, diamond core drilling casing extracting 40 -200mm, 600KN, 800KN CST Casing Extractor is a special purpose equipment for extracting the casing pipe and drilling pipe from the holes of grouting piling drilling, jet-grouting piling drilling, anchor drilling, diamond core drilling, water well drilling etc.CST Casing Extractor is composed ...