drill pipe i er

钻杆旋扣器  detail>>

drill pipe

钻杆 钻管钻油台 钻探管  detail>>

pipe drill

管子内罗车丝锥  detail>>

pipe a er

管子扳手  detail>>

i er conde er

内冷凝器  detail>>

i er hexagonal a er

内六角扳手  detail>>

i er

内部的  detail>>

a er drill chuck

扳手钻夹头  detail>>

drill pipe sub drill adopter

钻杆接头  detail>>

aluminium drill pipe

铝合金钻杆 铝钻杆  detail>>

api drill pipe thread

美国石油协会钻杆丝扣 美国石油学会标准钻杆螺纹  detail>>

bend drill pipe

弯钻杆  detail>>

bent drill pipe

弯钻杆  detail>>

butt welded drill pipe

对焊钻杆  detail>>

combined pipe tap and drill

管丝锥钻头复合刀具 管用钻孔攻丝复合刀具  detail>>

crooked drill pipe

弯曲钻杆  detail>>

diamond drill pipe

金刚石钻进管材  detail>>

double-wall drill pipe

双壁钻杆  detail>>