Features: Cutting Plotter applicable:Graphtec CB09 Made of Cemented Carbide. High quality and Extra long life. Specifications: Blade size: 0.9mm (diameter) With: spring Material: Extra accuracy & high density tungsten cemented carbide Angle: 30/45/60º (Other angels on sale) Package Included: 5pcs 30º Cutting Plotter Blades 5pcs 45º Cutting Plotter Blades 5pcs 60º Cutting Plotter Blades 15pcs springs Blade Holder Housing