Hilitchi8Pcs Wheeled Glass Tile Nipper Running Plier Breaking Grozer Plier Glass Cutter with Two Hex Wrenches and Protective Gloves Professional Glass Tool Kit, Stained Glass Tools Mosaic Tools

It would be extremely helpful if there was some sort of general instruction included in this set! Not even a product picture with what it does or how it works was included. Great case with range of tools but useless if you have no idea how they work or the process in general for cutting glass or metal etc. ;(