English translation for "drillcollar"

钻头钻油台
钻铤

Similar Words：

"drillbase" English translation, "drillbit" English translation, "drillbit taylor" English translation, "drillcarriage" English translation, "drillchuck" English translation, "drilldust" English translation, "drilled" English translation, "drilled anchor" English translation, "drilled and cemented anchoring pile" English translation, "drilled and tapped" English translation