Specification Brand : QWORK BulletPoint1 : Reliable Material: The set is crafted from M35 High-Speed Steel with a cobalt coating for toughness, high temperature resistance, and durability. BulletPoint2 : Versatile Compatibility: The set is designed to seamlessly work with diverse materials such as metal, stainless steel, copper, wood, and fiberboard. BulletPoint3 : Precision Design: It features a 90-degree cutting angle for clean cuts and rapid chip ejection, enhancing performance and efficiency. BulletPoint4 : Comprehensive Set: The kit includes four countersink drill bits in both SAE (1/4"-3/4") and metric sizes (2-5MM, 5-10MM, 10-15MM, 15-20MM) for varied applications. BulletPoint5 : User-Friendly Design: The set is ideal for machinists and DIY enthusiasts, with individual storage cases for portability across drilling, milling, and impact tools. Color : 3/4 Inch +1 Inch ExternallyAssignedProductIdentifier1 : 0795973719577 ExternallyAssignedProductIdentifier2 : 795973719577 GpsrSafetyAttestation : 1 IncludedComponents : Replace drill bit, hex wrench, stop replacement screw, packaging box ItemName : QWORK 4PCS Cobalt Single-End Countersink Chamfer Tool Set, M35 High-Speed Steel, 90° Cutting Angle ItemPackageDimensions_Height : 1.46 inches ItemPackageDimensions_Length : 5.51 inches ItemPackageDimensions_Width : 5.51 inches ItemTypeKeyword : countersink-bits Manufacturer : QWORK Material : Aluminum ModelNumber : QS16288 NumberOfItems : 4 PartNumber : DG16288 ProductDescription : QWORK ProductSiteLaunchDate : 2024-10-31T02:09:31.855Z Style : 5PCS SupplierDeclaredDgHzRegulation : other SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 4 UnspscCode : 27112800