[Scriber Marking Tools] each replacement tip come with a protective vinyl cap over the pre-installed scriber tip. Sufficient quantity is enough to meet your family's daily use for years [Durable Metal Scribe Tools] The carbide scribe pen body is made of high-quality aluminum, pen tips are made of sturdy tungsten carbide, durable, sharp, high hardness, not going to dull out any time soon. The ruler is made of high-quality stainless steel, thickened, clear scale, wear-resistant and does not rust, centimeters and inches scales are engraved on both sides [Unique Magnetic Block Design] The head of the tungsten carbide scriber pen is designed with a magnet, which can some and iron filings. At the same time, you can also to your toolbox, easy to find and not easy to lose [Easy to Use and Carry] The body of metal scribe pen is knurled for , reducing hand fatigue and not easy to in your hand. The carbide scribe pen has a clip to hold it in your pocket. ' throw the protective vinyl cap over the pen tip which help prevent the tip from damaging anything while it is being stored, or while clipped to your pocket [Wide Application] The sleek and durable design of our tungsten carbide scriber is to impress, making it an excellent addition to your workspace. You can use them widely on range of hard materials such as glass, wood, metal and ceramics. You can use it to mark, draw, sign, also to keep track of your belongings Colour:Silver Material:Metal Package Contents: 1 * tungsten carbide scribe pen 10 * extra replacements tips 1 * 20cm stainless steel ruler 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.