[5-Speed Power Engraver] The engraving tools can adjust 5 different speed at 6000/min strokes to meet your different needs. The metal etching tool is a perfect gift for hand maker, Christmas ...

While most of the time the name of the game is to remove a lot of metal, etching is an entirely other process. If you just want to put a logo on a piece of steel, or etch some labels in a piece of ...

This is so easily done and can substitute metal engraving with very minimal work ... pyramids were built using an incredibly clever machine, new research suggests Satellite photos reveal scale ...