5/16" Hose Plug
thingiverse
Plugs for hoses with a 5/16" ID. I tested the pair shown on my transmission cooler lines and only lost 1 drop over about 6 hours. Don't use them with anything that eats your plastic of choice. Print Settings Printer Brand: SeeMeCNC Printer: Rostock MAX Rafts: No Supports: No Resolution: 0.1mm Infill: 30% Notes: Printing slow will give you nice exteriors and keep you from needing to sand it.
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