Enough quantity: there are 30 pieces of tungsten carbide scribers in the package, sufficient quantity to meet your daily use and replacement needs, and you can share them with your family and friends Durable to use: the glass scriber consists of a durable tungsten carbide tip and an Metal shell, which can easily handle many hard materials, such as hardened steel, stainless steel, ceramic jade, shell, glass ect.The tungsten carbide knife are durable and not easy to break, can serve you for a long time Simple to hold: the tungsten carbide scriber is designed in pen shape with a sturdy structure, light weight, knurled aluminum handle, non-slip, easy to hold and control, and can be applied for smooth and clear strokes Apply to: the aluminum etching engraving pens with a magnetic design can pick up small parts and recover steel filings from hard-to-reach places, and are useful for etching and engraving; So you can use them to mark clear lines on many kinds of hard materials, suitable for glass, metal, wood, ceramics, jewelry and more Portable and compact: the clip design makes the steel engraving pen easy to carry and hardly lost, you can clip your pen on your pocket; It is compact and easy to store, which can be put on your bag or handbag when you don't need it, will not take up much space or add much burden to you Colour:silver Material:Metal Package Contents: 30 x Tungsten Carbide Scriber Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.