Perfect metal scriber tools set: These metal scribe pen are designed with durable tungsten carbide tip and alloy body, lightweight and not easily wear out, perfect for making sharp accurate lines on hardened materials like hardened steel or stainless steel. Simple and comfort to use: This tungsten engraver tool shaped with pen body for easier and tighter holding and better control when using it. No power required. The smooth alloy surface provides maximum control and comfort, just hold it like a pen. Easy to carry and store: The convenient pocket-clip allows you to always keep the etching carve tool handy, store it as your ball pens, but doesn't take up many space. Each engraving pen tip comes with with a protective chuck for tungsten carbide point when not in use, keep it sharp and keep users safer. Multifunctional engraving pen: The metal scribe is a multifunctional high-performance etching tool working on wood, metal, plastic, ceramic or glass, gives you accurate hairline marking ability. As a great gift for marking knife woodwork: The set contains 4 Pcs metal scriber tools for each is 14.3cm in length and 8mm in thickness, enough numbers for replacement, and highly recommended as a gift for the artist, engineer, DIY etc...