hi will this is handy to have i have several of them sum with cutting oil in and sum with different lubricating oil in all you need is sum little bottles and sum pen inserts IE the bit that holds the ink a good souse of little bottles is from the her salon first thing to do is to clean out the ink in the pen insert to remove the ball at the pen tip just touch this on your grinder with sum cloth on the nib end blow dawn the tube to remove as much of the ink as possible o by the way you must where gloves as its a sod to get off once the bulk of the ink is out wash the tube out with rubbing alcohol or out that will wash the ink out once you have dun that determine haw long you want the tube cut of to length or leev it its up to you Rufe up the bottom end ready for bonding to the bottle cap ruff up the cap then drill a hole in the middle for the tube to fit mack this a good fit then glue the tub to the top i used cemicel metel you can use Wat ever you have at hand right pics
