Premium Scribe Tool Consists of durable tungsten carbide tip and an aluminum body, so it can easily handle hard materials.Magnetic end of the tungsten carbide scriber can pick up small parts and recover steel filings from hard-to-reach places. Comfort to Use The aluminum handle has a knurled design, which is non-slip and easy to hold.10 Extra Replacements Marking Tips are enough to meet your daily and replacement needs. Unique Design Features a handheld pen design with a convenient pocket clip that you can clip into your pocket.