凹头螺钉 内六角头螺丝 涡头螺丝

socketheadscrew  detail>>

内六角头螺丝

socket head screw  detail>>

六角头螺丝

allen key hexagonal head screw  detail>>

六角凹头螺丝

mild steel hexagonal socket screw  detail>>

凹头螺丝

socket screw  detail>>

六角头螺钉

hex head screw hex-head screw hexagon cascrew hexagon head screw hexagonal head ...  detail>>

内六角头螺栓

hexagon socket-head bolt  detail>>

六角凹头螺钉

hexagon socket head screw hexagon socket screw hexagonal socket screw  detail>>

大柱头螺钉 锅头螺丝

panheadscrew  detail>>

埋头螺钉；“埋头螺丝”

countersunk head screw  detail>>

埋头螺丝 沉头螺钉

sunkscrew  detail>>

圆头螺钉，高平头螺丝

round head screw  detail>>

镀锌公制拉力六角头螺丝

din931-hex head bolt gelectrogalvanized din931hex head bolt gelectrogalvanizedd  detail>>

热浸沿水公制六角头螺丝

din931-hex head bolt ghot-digalvanized din931hex head bolt ghotdigalvanizeded  detail>>

t头螺丝

t head bolts  detail>>

头螺丝

t head bolts  detail>>

六角凹头螺钉键

hex socket screw key  detail>>

内六角沉头螺钉

hexagon socket countersunk head cap head screw hexagon socket countersunk head ca head scre...  detail>>