Specification Brand : Martelli BulletPoint1 : 45mm Rotary Blades - Package includes 5 10-pack containers, with an empty container for used blades BulletPoint2 : Made from tungsten steel, our blades are strong, durable, and keeps a finely honed edge. BulletPoint3 : Save Big with Value Pack, Retail for single blade is $5.55 BulletPoint4 : Suitable for materials less than 1/4" thick. Smooth cutting for cardboard, vinyl, leather, carpet, burlap, canvas, blister pack, clam shell plastic and anything that manual household scissors can cut. BulletPoint5 : To switch blades: 1. Make sure the tool is off 2. Unscrew the blade in the direction shown on the cutter head 3. Fit the blade to the cutter 4. Screw the new blade on and make sure that it is tight. CareInstructions : Hand Wash Color : Steel ExternallyAssignedProductIdentifier : 05060917980364 ExternallyAssignedProductIdentifier1 : 641453045509 ExternallyAssignedProductIdentifier2 : 0641453045509 GpsrSafetyAttestation : 1 IncludedComponents : Electric Scissors Blade ItemName : Martelli Rotary Cutter Blades (45mm, 50 Blades) ItemPackageDimensions_Height : 15.9 centimeters ItemPackageDimensions_Length : 2.2 centimeters ItemPackageDimensions_Width : 6.9 centimeters ItemPackageQuantity : 50 ItemTypeKeyword : rotary-cutter-refill-blades Manufacturer : Martelli Enterprises Material : Tungsten Steel ModelName : Electric Scissors Blade ModelNumber : RB-45-50 NumberOfItems : 4 PackageLevel : unit PartNumber : RB-45-50 ProductDescription : Martelli Bulk rotary blade value pack. Made from tungsten steel, our blades are strong, durable, and keeps a finely honed edge. ProductSiteLaunchDate : 2010-09-14T07:00:00-00:00 Size : Onesize SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 27111900