Specification Brand : Shars BulletPoint1 : Flute Length: 1-1/8"; Overall Length: 3-5/8" BulletPoint2 : Number of Pieces: 4; Number of Flutes: 4 BulletPoint3 : Material: M2AL; Single End; Square End BulletPoint4 : Finish Coating: Uncoated; Flute Length Type: Roughing BulletPoint5 : Size Range End Mill: 1/4, 5/16, 3/8, 1/2" BulletPoint6 : Long service life:DLC coating is more wear-resistant, its service life is 2 to 3 times the life of uncoated milling cutter BulletPoint7 : High rigidity: The use of large core diameter design, not easy to break, you can use high speed, high feed, large cutting capacity, improve efficiency BulletPoint8 : Cutting parameters:We provide a detailed cutting parameter manual in the product package ( In addition to the one cutting parameter tables on the product page, the content also includes the reference values of linear speed and feed per tooth, as well as a relationship diagram between linear speed and rotational speed. The relationship diagram allows you to quickly determine the rotational speed of milling cutters of different diameters without the need for calculation ) BulletPoint9 : Size naming rules: head diameter x head length x shank diameter x overall length x flutes number Color : Gold,silver CutType : Square CutType1 : Square CutType2 : Roughing EndCutType : Square End ExternallyAssignedProductIdentifier1 : 0000440490409 ExternallyAssignedProductIdentifier2 : 000440490409 ExternallyAssignedProductIdentifier3 : 00887861155090 FinishType : Unfinished GpsrSafetyAttestation : 1 HelixAngle : 45 degrees IncludedComponents : indexable end mill ItemName : Shars 4 Flute M2AL Roughing End Mill Set 4 pcs 1/4" to 1/2" 404-9040 P) ItemPackageDimensions_Height : 4 inches ItemPackageDimensions_Length : 3 inches ItemPackageDimensions_Width : 3 inches ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : square-nose-end-mills Manufacturer : Shars Material : M2AL ModelNumber : BRCF330 NumberOfCuttingEdges : 4 NumberOfFlutes : 4 NumberOfItems : 4 PartNumber : 404-9040 ProductDescription : Shars Tool 1/4"-1/2" M2AL 4pc Roughing End Mill Set M2AL has the same cutting performance as cobalt Set Includes 1 each: 1/4 x 3/8", 5/16 x 3/8", 3/8 x 3/8", 1/2 x 1/2" Set Included Wooden Stand ProductSiteLaunchDate : 2021-10-26T19:55:24.933Z Size : 11/16" Style : 4 Flute Tin Coated SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 ToleranceHeld : Precision UnitCount : 4 UnspscCode : 27112803