1、Rugged and Durable: Metal etching tools are made of premium aluminum alloy, compact and sturdy, durable for long term durability. 2、Reliable Workmanship: Not easy to deform or wear, have good rust resistance, and their pointed tips can help you engrave clear lines and shapes on the target item. 3、Enjoy DIY Fun: You can use these engraving heads to make unique handicrafts such as pet ID cards, bracelets, necklaces, etc. Specifically, you can use a metal engraving machine to engrave names, blessings, flowers, numbers or other metals on these rough, make them meaningful, full of your own style, and a lot of fun. 4、Good Compatibility: Metal engraving tools are compatible with many cutting machines such as for Explore, for Explore Air, for Explore Air 2, for Explore One, etc., which can replace your broken engraving nib, bringing you a lot of convenience. 5、Wide Application: The engraving blade tip can be used for engraving or etching on other surfaces such as metal, plastic, resin, leather, paper, etc., which is convenient for DIY engraving crafts.