长期供应6寸镶齿钻头,还有6寸钢齿钻头,各种型号二手牙轮钻头,HJ金属密封牙轮钻头,HA橡胶密封牙轮钻头,江汉三牙轮钻头,川石三牙轮钻头,立林三牙轮钻头,欢迎新老客户来电咨询!
产品尺寸为:3 7/8(98mm),4 5/8(118mm),5 7/8(149mm),6(152mm),6 1/2(165mm),7 1/2(190mm),7 7/8(200mm),8 1/2(216mm),9 1/2(241mm),9 7/8(250mm),10 5/8(269mm),11 5/8(295mm),12 1/4(311mm),13 5/8(346mm),15 1/2(393mm),16(406mm),17 1/2(445mm),26(660mm)等
IADC:113,,114 1137,214 215 216 217 227 237,314315 316 317 325 326 327 ,415 425 435 445,417 427 437,517 527 537,515 525,617 627 637,615 625,732,832
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