3d bolt and spring
Bolts and Springs
Plans of a piston and a connecting rod of an engine
3d piece
3d tool
Isometric views of parts
metric thread
Mechanic piece
2d gears
simple 3d model
Drawing piece 3d – autocad
bolt nut
2d zip screws
How to draw a thread in 6 steps mixing surfaces and solids
Piston
3d screw
Views of a support and 3d model
3d mechanical part
2d hook
