片语
hollow arbor screw空心螺钉
hollow compressive screw空心加压螺纹钉
Hollow compression screw空心加压螺钉
hollow head screw空心头螺钉
Hollow pressurized screw空心加压螺钉
hollow grub screw平头空心螺钉
hollow interface screw空心界面螺钉
hexagonal hollow set screw六角凹头固定螺钉
hollow head screw wrench空心头螺钉扳手