My Customized Involute gears (spur and helix)

thingiverse

Human: Customized version of http://www.thingiverse.com/thing:1427458 Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=1427458 Instructions Using the following options: backlash is set to 0.1 generate_handle option is disabled auto_hole_height is enabled at 1 unit clearance is adjusted to 0.5 units inner_section diameter is 1.5 times larger than usual screw_support is increased to 1.5 times enable_inner_section is turned on radial_spacing is set to 75 units details are reduced to 0.25 units spacers are positioned every 4 units along the surface skip_after feature is disabled hole_height is specified at 2 units angular_spacing is set to 75 degrees screw_hole_radius is 1 unit in diameter inner_thickness is increased to 2 units double_helix option is activated teeth count is set to 16 screw_head size is 2.5 units in diameter hole_size is 2.5 units in diameter pressure_angle is adjusted to 20 degrees spacing_radial_shift is disabled handle_height is increased to 20 units handle_radius is 1.5 units in diameter minor_hole_radius is set to 3 units modulus of elasticity is set to 1.5 times the standard value reinforce feature is enabled with a thickness of 4 units thickness of the entire object is also 4 units generate_screw_hole option is disabled spacer_style is adjusted to 3 reinforce_thickness is increased to 3 units hole_shape is set to round helix_angle is zeroed out