M4 Metric Copper Plated Wingnut for a Tattoo Machine – Tattoo Supplies
The Copper Plated Wingnut is M4 metric with a 4mm diameter of the threaded part. The thread length, or distance of each thread, is 0.7mm. It measures 19.75mm from wing to wing. The round center screw portion measures 3.5mm tall and 8.3mm wide. This item is sold singularly, so make sure to choose a larger quantity if you want a few backups.