Features: Light weight, easy- to control. Tungsten steel nib, hardness of 90-95HRA. Knurled handle design, anti-slip wear, comfortable grip. Tungsten steel provides replacement needles-, and every time- a new needle is replaced, it becomes a new marking needle. Head with magnetic design, strong magnetic adsorption. It can adsorb iron filings or small metal attachments for easy- operation. Specifications: Material: Tungsten Steel Size: Scriber: Approx. 128x8mm Tip: Approx. 33x3mm Type: A/B/C/D/E Users: Professional artisans-, DIY enthusiasts and decorators Use Case: This tungsten pen kit is suitable for a variety of applications, including woodworking, metalworking, jewelry manufacturing and home improvement projects. Package Includes: Packaga A: 2x Scriber Pen, 10 Marking Tips Packaga B: 2x Scriber Pen, 12 Marking Tips Packaga C: 1x Magnetic Scriber Pen Packaga D: 1x Tungsten Tips Packaga E: 1x Tip Covers note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.