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  ISO7380 Hexagon Socket Button Head Screw 圓頭內六角螺(luo)釘

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  DIN910 外六角(jiao)錐形型(xing)閉鎖(suo)螺釘（ 外六角(jiao)油塞管螺紋）hexagon head screw plugs,cyl.thread

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  DIN916 Hexagon Socket Set Screws With Cup Point 凹(ao)端內(nei)六(liu)角緊定

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  DIN913 Hexagon Socket Set Screws With Flat Point 平頭內(nei)六角(jiao)緊(jin)定

• DIN908 內六角(jiao)錐型閉鎖螺釘（內六角(jiao)油(you)塞 管螺紋hexagon socket screw plugs,cyl. thread）

• DIN916K Hexagon Socket Knurled Set Screws With Cup Point 凹端(duan)內六角滾花緊定

• DIN915 Hexagon Socket Set Screws With Dog Point 柱端(duan)內六角(jiao)緊定(ding)

• DIN914 Hexagon Socket Set Screws With Cone Point 尖端內(nei)六角緊(jin)定

• DIN912 Hexagon Socket Head Cap Screws 內六角(jiao)圓柱(zhu)頭螺(luo)釘

• DIN910 外六角(jiao)直(zhi)型閉(bi)鎖螺釘（ 外六角(jiao)油塞公制細牙）hexagon head screw plugs,cyl.thread

• DIN908 內(nei)六角直型(xing)閉鎖螺釘（內(nei)六角油塞(sai)hexagon socket screw plugs,cyl. thread）

• DIN6912 Hexagon Socket Thin Head Cap Screws With Pilot Rrcess For Wrench Key 內六(liu)角(jiao)螺釘(ding)（薄(bo)型帶扳(ban)手(shou)導向孔）

• DIN7984 Hexagon Socket Thin Head Cap Screws 薄型內六角螺釘(ding)

• DIN7991 Hexagon Socket Countersunk Head Screws 內六(liu)角沉(chen)頭螺釘