[Material]With carbide materials,edge grinding wheel with ultrafine polishing, ultra-hardness, super toughness,and more wear edge sharper.Compatible with for CB09 Graphtec Cutting Blade Holder._x000D_ [Blade]30 blades are predominantly used for cutting very thin window tint and mylar materials such as fabric, thin cardboard and leather;45 degree blade used for most general purpose cuts such as standard cast and calendered vinyls; 60 degree blade used for the most intricate and delicate cuts or thicker materials._x000D_ [Replacement]All blades must be adjusted manually,and the silhouette blades replacement do not automatically adjust in the silhouette for depth needed to cut._x000D_ [Application]The hard alloy cutter blades are with fine polishing process, and durable for long-time cutting,suitable for PVC color board,mahogany,wood,MDF and other precision relief._x000D_ _x000D_ Colour:yellow+red+blue_x000D_ Material:Tungsten steel_x000D_ Size:13.1 x 10.1 x 2.6 cm_x000D_ _x000D_ Package Contents:_x000D_ 10 * 30 degree Cutter Blade_x000D_ 10 * 45 degree Cutter Blade_x000D_ 10 * 60 degree Cutter Blade_x000D_ 1 * Blade holder_x000D_ 30 * Mini Spring_x000D_ _x000D_ Only the above package content, other products are not included._x000D_ Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_