Mini set of metric spur gears with proper involute tooth profile for 3d printing and laser cutting.

All the gears have the same module to ensure proper meshing 'M1' the inner bore is a 3mm diameter.All the dimensions are shown in the pictures please refer to them.

Included in the set:

• A 50,40,30,20 and 10 teeth/diameter spur gear with the 3mm bore

• A 50,40 and 30 teeth/diameter spur gear with inner teeth

• A 196x7 rack with the same module as the other gears M1

All the parts are 6mm wide.

Perfect for FDM, DLP, SLA printing and laser cutting.

Provided in the formats STEP, IGES, STL, OBJ,3= 3MF and DXF.

To be used in RC models , 3d prinitng applications , robotic, model making and as spare parts for broken ones.