[BLADE MATERIAL RUBY]--The blade is made of - ruby material. Higher wear resistance, high efficiency[HIGH HARDNESS]--The blade has a high hardness, and very useful.[EASY TO STORAGE]--Pen shape design,portable and not easy to lost.[EASY TO USE]--First off the coating of the fiber, then wipe it off with alcohol or . As for the clean and spacious mirror (or such as glass), use a fiber-optic cutting pen to traverse the fiber in the vertical direction, carefully knock it and it[APPLICATION]--For simple temporary testing or small usage, such as temporary connection testing for fiber adapters.The optical fiber cutting pen can cut clean without any ragged edges, no burrs.Length: 130mmWide, 45 inclined carbide tip for easy cleaving.Light weight, pen-size body to shirt pocket and features a comfortable finger grip.tip 3,1 mmDetails:1.Blade material: ruby2.Easy to cut, wear resistance, convenient to carry3.Protective cap, make not accidental wear of the cutting , please be careful with the cap when not in use, avoid knock againstColour: black+redMaterial: rubyPackage Contents:1 x Fiber Cutting PenOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.