ITEM NAME:Grip 0iled Glass Cutter Tungsten Carbide Stained Tools for 1-15mm Cutting #gib Store Home Promotion Hot Item Add to Fav.Tungsten steel cutter wheel, durable, high quenching hardness, strong impact toughness. Cutting thickness: 15mm. 1 x Glass Cutter. Professional for cutting glass and tile. Material: high hardness alloy + plastic.