raised-head screw 中文意思是什麼
raised-head screw
解釋
凸頭螺釘-
Fillister raised cheese head screw
球面圓柱頭螺釘 -
Cross recessed raised countersunk head drilling screws with tapping screw thread
十字槽半沉頭自鉆自攻螺釘 -
Cross recessed raised countersunk head screw and countersunk external toothed lock washer assemblies
十字槽半沉頭螺釘和錐形鎖緊墊圈組合件 -
Raised countersunk head screw
半沉頭螺釘
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