1.We are a famous manufacturer in machine tool industry. 2.Long life 3.High quality and reasonable price Must use ER coolant nut&ER coolant collet. When ordering, please specify the B part of oil-feed holder according to your machine
String Cross-Over Sub It is a component(sub) used for joint between both drill stem String Cross-Over Sub Divided into seven Types by Application sortnametop connectionbottom connectiontype1Kelley saver subkellydrill pipeA or B2Tool jointdrill pipedrill pipeA or B3Crossover subdrill pipedrill collarA or B4Dril colar subdrill collardrill collarA or B5Bit subdrill collarbitA or B6Swivel subswivel ...
... full pneumatic & hydraulic linkage driven machinery,pneumatic down the hole dril machinehigh qualitycompetitive priceTechnical data: Diameter of the drill hole90-100mmDepth ...
... , The hydraulic control, The independent transportation, Automatically loading and unloading dril ModelZ-WC50Performance characteristics Applicable for various stratum, The hydraulic control ...
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