[Perfectly Compatible]Designed exclusively for the Joy Machine,these 20 replacement a seamless fit. Prior to use,simply remove the silicone cover that safeguards the blade from damage during shipping. [Superior Cutting Precision]Crafted from high-grade,these offer exceptional sharpness and durability,facilitating smooth,precise cuts without rusting. Tackle your projects efficiently without any dragging or skipping. [Versatile Crafting Tool]These are ideal for a wide range of materials,enabling you to effortlessly create everything from custom greeting cards and organizational labels to decorative banners,decals,and intricate wall art. [Trusted Quality]Sourced from top-quality tungsten carbide from Germany,each blade is meticulously shaped under a microscope by structural engineers with over 15 years of experience,guaranteeing unparalleled performance and . [Safe Usage Tips]For your safety,the are enclosed in a rubber cover. Remember to remove the blade from its protective casing before use. Note: These do not have an adjustable cutting depth,so be sure to configure your machine accurately prior to use. Colour:Silver+White Material:Tungsten steel Package Contents: 20x Cutting for Joy Only the above package content, other products are not included. Note: Light reflection 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.