精密深孔钻孔工具  precision deep hole drilling tool

数控深孔钻钻床  CNC drilling machine

BTA深孔钻头  BTA deep hole drill

MQL深孔钻削  MQL deep holes drilling

超深度钻孔  superdeep drilling

冲击式深孔钻机  long-hole percussive machine

磁力钻孔测深器  casing collar kick

大直径深长钻孔灌注桩  large-diameter bored cast-in-situ deep and long pi

多轴深孔钻床  multi-spindle deep hole drilling machine

高效小直径深孔钻削系统  high efficiency drilling system for small and deep hole

内排屑精密深孔钻  precision deep hole drill with inside chip removal

内排屑深孔钻  BTA deep-hole cutter; deep-hole drill by internal chip removal

深海钻孔  deep sea core

深护筒钻孔灌注桩  bored pile of deep guard barrel

深基础回转钻孔灌注桩  rotatory boring cast-in-place pile

深基础钻孔墩基础  drilled-pier foundation

深基础钻孔扩底灌注桩  under-reamed bored pile

深基础钻孔压注桩  starsol enbesol pile

深孔打钻  deep borehole drilling