牙輪鉆頭尺寸: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)
IADC代碼型號(hào):HJ114-115.116.117.214.217.127.126.334.346.517.537.547.617.637.417.437等
各種牙輪鉆頭,礦山鉆頭,打樁專(zhuān)用牙輪掌片,牙掌,組合式鉆頭等,組合式牙輪鉆頭,
各種進(jìn)口鉆頭,進(jìn)口牙輪鉆頭,進(jìn)口復(fù)合片鉆頭,擴(kuò)孔牙輪鉆頭提供,導(dǎo)向擴(kuò)孔牙輪鉆頭等;
76mm三牙輪鉆頭,93mm三牙輪鉆頭,98mm三牙輪鉆頭,112mm三牙輪鉆頭,114mm三牙輪鉆頭,121mm三牙輪鉆頭,133mm三牙輪鉆頭,146mm三牙輪鉆頭,149mm三牙輪鉆頭,152mm三牙輪鉆頭,165mm三牙輪鉆頭,171mm三牙輪鉆頭,190mm三牙輪鉆頭,215mm三牙輪鉆頭,241mm三牙輪鉆頭,244mm三牙輪鉆頭,250mm三牙輪鉆頭,269mm三牙輪鉆頭,295mm三牙輪鉆頭,311mm三牙輪鉆頭,346mm三牙輪鉆頭,374mm三牙輪鉆頭,445mm三牙輪鉆頭,660.4mm