Tungsten carbide tip,it works effortlessly on hard materials including hardened steel, stainless steel, ceramics and glass
Air Engraving Pen Suitable For Engraving On Metal, Porcelain, Glass, Plastic , the precision tip , can help with finer details for etching designs
Tungsten carbide tip ,easy to removable and replaceable
Included : Pneumatic Engraving Pen Tip *10PK