1) single-flute countersink
单槽埋头钻
2) countersink
[英]['kauntə,siŋk] [美]['kaʊntɚ,sɪŋk]
钻埋头孔
4) countersink Bit; rose countersink drill
埋头钻嘴
5) three-fluted drill; threegroove drill
三槽钻头
6) grooved shank drill
槽柄钻头
补充资料：冻土钻(见取土钻)
冻土钻(见取土钻)
dongtuzuan冻土钻见取土钻
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条