Specification Brand : Home of quality tools BulletPoint1 : 4mm Carbide End Mill Set: This end mill set includes 5 pieces 4mm End Mill,the milling cutter kit contains the number to meet the demand. BulletPoint2 : Material: Tungsten Carbide has the advantages of high hardness, wear resistance, toughness and corrosion resistance. It also has stronger heat resistance than HSS, so it can maintain hardness even at high temperature. Tungsten steel is mainly composed of tungsten carbide and cobalt, accounting for 99% of all components. Tungsten steel is also called cemented carbide and is considered to be the teeth of modern industry. BulletPoint3 : Detail design: High-precision cutting edge with suitable negative forefoot design, taking into account the strength and sharpness of the cutting edge. At the same time, the large core diameter is used to enhance the rigidity of the tool and make the cutting and chip removal stable. BulletPoint4 : Wide Application square nose end mills:It can be used on many fields, such as metal processing, CNC machining and engineering using. Large chip flute design for smoother chip removal, making the workpiece smoother and brighter. BulletPoint5 : Package Included:5 x 4 Flutes End Mill Cutter. CutType : Square EndCutType : Square End ExternallyAssignedProductIdentifier : 8431271485340 ExternallyAssignedProductIdentifier1 : 789957176173 ExternallyAssignedProductIdentifier2 : 0789957176173 FinishType : AlTiBN GpsrSafetyAttestation : 1 HelixAngle : 30 degrees IncludedComponents : inc ItemName : 5 Pcs 4mm CNC Carbide End Mill Set, 4 Fultes Milling Cutter,Tungsten End Milling Bits Tool ItemPackageDimensions_Height : 10.1092 centimeters ItemPackageDimensions_Length : 4.191 centimeters ItemPackageDimensions_Width : 4.8006 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : square-nose-end-mills Manufacturer : Home of quality tools Material : Carbide ModelNumber : Hilitand294zn6rigp6521 NumberOfCuttingEdges : 4 NumberOfFlutes : 4 NumberOfItems : 1 NumberOfPieces : 5 PartNumber : 2U-O32P-ET2Y ProductDescription : Specifications: