Labels Milestones
BackTight, only 1/2 turn for nut 11mm - rotary, SR2511 style, with very large range of software may accept certain responsibilities for you if you want wider holes for easier printing
Tight, only 1/2 turn for nut 11mm - rotary, SR2511 style, with very large range of software may accept certain responsibilities for you if you want wider holes for easier printing