safe handle

thingiverse

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=1253263 Instructions Using the following options: bow_round_corners_radius is set to 0.6 bow_center_coefficient is fixed at 1.3 shank_height is adjusted to 27 millimeters bow_thickness is precisely 8 key_ring_hole_with_rounded_edges is disabled by default depth_of_center_hole has been narrowed down to 10 shank_inner_diameter is 12, a standard measurement bow_handle_length is extended to 31, providing extra grip bow_number_of_handles is set to two, perfect for comfort key_ring_hole_diameter is 5, an ideal size for easy access shank_outer_diameter is 15, a typical diameter for stability number_of_center_sides is set to four, creating a sturdy base key_ring_hole is disabled, a deliberate design choice