Structural bolts of different sizes

3d grappling hook

chain transmission

philips screw

Hexagonal screw

3d nut

3d spring

3d tool holder

3d pieces

Screws

Barrette

Flange design.

Screws

Isometric views of parts

bolt nut

Screws – bolts – nails

structural profiles

Views of a support and 3d model

2d gears

simple 3d model

Worm screw 87.3 mm in diameter