Crystal Lock Screw #1 – M4 Metric – For Binding Post on Tattoo Machine

Description

M4 Metric Crystal Lock Screw #1 – Binding Post on Tattoo Machine

The Crystal Lock Screw goes in the binding post and is used to keep pressure on the contact screw. The Lock Screw is M4 metric with a length of 11mm and a 4mm diameter of the threaded part. The thread length, or distance of each thread, is 0.7mm. This item is made of plastic and is sold singularly, so make sure to choose a larger quantity if you want a few for backup.