This DYS quick release propeller nut tool is a great thing to have in your bag at the field. It has a 8mm socket, 10mm socket, 4mm wrench, and 5.5mm wrench all built in to this single tool. The tool is lightweight at only 8 grams and is made of aluminum.
Weighs only 8 grams
1 DYS Quick Release Prop Nut Multi Tool
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