SOCKET HEAD CAP SCREW FASTENERS 插座头帽钉紧固件
MACHINE SCREW FASTENERS 机器螺丝钉
SHOULDER SCREW FASTENERS 肩部螺丝紧固件
MISCELLANEOUS SCREW FASTENERS 杂项螺丝紧固件
Supplied With Screw Fasteners 配有螺丝紧固件
HEXAGON HEAD CAP SCREW FASTENERS 六角头螺丝钉帽
SET SCREW FASTENERS 设置螺丝紧固件
CLOSE TOLERANCE SCREW FASTENERS 密切宽容螺钉紧固件
Stainless Steel Screw Fasteners 不锈钢螺丝紧固件
Bolted joints can be readily disassembled and reassembled; hence Bolts or screw fasteners are used more than other types of mechanical fastener.
螺栓连接易于装、拆；因此，螺栓或螺纹件紧固件较其它机械扣件用得更广。
Parts with threads used for joining and fastening are called screw fasteners. The most widely used components as screw fasteners are bolts, double screw bolts, screws, nuts, washers.
用螺纹联接并起紧固作用的零件称为螺纹紧固件。常用的螺纹紧固件有螺栓、双头螺柱、螺钉、螺母、垫圈等。
Polycarbonate full-face visor complete with peak and safety latch. Supplied with screw fasteners, and a foam sealing strip, the visor can be easily attached and removed from the helmet.
配有安全扣的全面部遮阳面罩，配有螺丝紧固件，以及泡沫密封条，遮阳面罩可以容易地安装在头盔及卸除。
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