圆柱竖纹通孔铆螺母

Round Body with Knurls, Open-end

圆柱竖纹盲孔铆螺母

Round Body with Knurls, Close-end

半六角通孔铆螺母

Half Hexagon Body, Open-end

半六角盲孔铆螺母

Half Hexagon Body, Close-end

全六角通孔铆螺母

Hexagon Body, Open-end

全六角盲孔铆螺母

Hexagon Body, Close-end