Hexagonal screw

3d shock absorber suspension

3d mechanical part

Roskas

3d nut

Drawing piece 3d – autocad

bolt nut

simple 3d model

3d grappling hook

3d screw

metric thread

Orthogonal views of a skp piece

2d gears

Barrette

type a screws

Views of a support and 3d model

Representation and designation of metric threads

m6 screw

3d bolt

2d hook

chain transmission