iron screw with round head

Side view of roundhead screw with adjustable thread length.

螺纹长度可调整的圆头螺钉的侧面图。

" Screws,cross recessed,oval head"

GB/T973-1976十字槽扁圆头螺钉

Slotted round head wood screws

GB/T99-1986开槽圆头木螺钉

Slotted cheese head screws

GB/T65-1985开槽圆柱头螺钉

Radii under the head of bolts and screws

GB/T3105-1982螺栓和螺钉的头下圆角半径

Cross recessed round head wood screws

GB/T950-1986十字槽圆头木螺钉

Slotted large raised cheese head screws

GB/T947-1988开槽球面大圆柱头螺钉

Hexagon socket cap head screws

GB/T70-1985内六角圆柱头螺钉

Slotted large cheese head screws

GB/T833-1988开槽大圆柱头螺钉

Slotted capstan screws

GB/T832-1988开槽带孔球面圆柱头螺钉

Square set screws with short dog point and cone end

GB/T86-1988方头短圆柱锥端紧定螺钉

" Screws,fluted socket head"

GB/T824-1976圆柱头内花键螺钉

Hexagon lobular socket head cap screws--Property class 4.8

GB/T6190-1986内六角花形圆柱头螺钉4.8级

Hexagon lobular socket head cap screws--Property class 8.8

GB/T6191-1986内六角花形圆柱头螺钉8.8级

Cross recessed cheese head screws

GB/T822-1988十字槽圆柱头螺钉

Hexagon socket head shoulder screws

GB/T5281-1985内六角圆柱头轴肩螺钉

Slotted cheese head screws with shoulder

GB/T830-1988开槽圆柱头轴位螺钉

Slotted raised cheese head with shoulder

GB/T946-1988开槽球面圆柱头轴位螺钉