Marking Methods Electro Etch Machine. 
Used by Knife Makers to mark blades with their Logo. Gun Manufacturers to mark barrels and receivers. Mark Your tools with your Name permantely etched .030 into the metal. 

Can also mark your wrenches, and Tools from theft. I have used it on wrenches,  even through chrome plating. 

Basically you can have stencils made, or just use a old fashion typewriter that can imprint the stencil. Apply solution, and applicator, and permantely mark your iteml There is a VHS tape included. Everything you see in the Carry Case is included. 
These are selling on Ebay from $300-450.00 plus you have to pay taxes, and astronomical Shipping Fees. 

Please watch some video's on boob tube, or do your research. Im not going to answer a million questions, for tire kickers. 
NO SHIPPING.
Pick Up in Abilene Ks.