Specification Brand : Bonvoisin BulletPoint1 : [Carbide Tips] - The carbide tip is hard (with a hardness of 89~95HRA), not easy to wear, and more durable than ordinary speed steel annular cutters. BulletPoint2 : [12 PCS] - The annular cutter set with 3/4" Weldon shank (with 2 flats) has 10 drill bits(cutting diameter: 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", 1-1/16") and 2 pilot pins. BulletPoint3 : [Triple Edge Cutting System] - Superior "Triple cutting geometric design" allows for more efficient cutting with less vibration. The holes cut are smoother and burr-free than normal annular cutters. BulletPoint4 : [Applicable Materials] - The cutters are suitable for drilling stainless steel plates, steel plates, copper plates, and aluminum plates, but not for wood. BulletPoint5 : [Compact & Portable] - This magnetic drill bit kit comes with a padded plastic outer case and sponge to protect it in all directions. It is small and does not take up much space, so you can take it with you anywhere. ExternallyAssignedProductIdentifier1 : 0664252009701 ExternallyAssignedProductIdentifier2 : 664252009701 GpsrSafetyAttestation : 1 IncludedComponents : 10 drill bits, 2 pilot pins ItemName : Bonvoisin Annular Cutter Set 12 PCS Carbide Tips Mag Drill Bits Kit 1/2" to 1-1/16" Cutting Diameter 3/4" Weldon Shank with 2 Pilot Pins for Mag Drill Press Cutting ItemPackageDimensions_Height : 4 inches ItemPackageDimensions_Length : 10 inches ItemPackageDimensions_Width : 8 inches ItemPackageQuantity : 9 ItemTypeKeyword : annular-cutters Manufacturer : Bonvoisin Material : Carbide NumberOfFlutes : 2 NumberOfItems : 1 NumberOfPieces : 12 PartNumber : SUS-62A ProductDescription : The carbide tip is hard (with a hardness of 89~95HRA), not easy to wear, and has a longer lifespan. ProductSiteLaunchDate : 2024-07-01T07:00:00.000Z Size : 12PCS SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Metal UnitCount : 12 UnspscCode : 27111700