Sizes available: #55, #29, 1/4″, 5/16″.
#55 Drill bit is the perfect size for drilling coil core wire holes.
#29 Drill bit is needed for the 8-32 tap. Drill and tap all your own custom tattoo machine parts.
1/4″ Drill bit used for drilling holes for your tattoo machine frame shoulder washers.
5/16″ Drill bit. Perfect size for drilling a hole in your base plate.