Specification Brand : KiheNe BulletPoint1 : Alloy Hole Saws Drill Bit Kits for Metal Steel BulletPoint2 : Material: Made of tungsten carbide alloy, with high hardness, erode proof and sturdy, sharp gears, labor saving and long using life BulletPoint3 : Excellent design: Alloy hole saw designed with multi-tooth gear, built a center alloy drill bits, easy to precise positioning, and ensure hole saw firmly fixed during working. Also, come with a spring on the center drill bit, avoid stucking, more smoothly. BulletPoint4 : Size: 16mm , 18mm , 20mm ,22mm , 25mm , 26mm , 28mm , 30mm , 35mm , 40mm , 45mm , 50mm , 53mm , BulletPoint5 : Widely application: These Alloy Hole saw steel bit can install on electric hand drill, bench drill, machine drill and work on stainless steel, iron plate, aluminum plate, casting, (less than 3MM(3/25")) etc. BulletPoint6 : M4: Head dia:8mm Head thk: 6mm Color : 16-53mm 13pcs ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier : 9474488159603 ItemName : KiheNe 13Pcs16-53mm Alloy Hole Saw Set Carbide Tip Metal Cutter Core Drill Bit Kits for Stainless Steel Metal Drilling Crown ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hole-saws Manufacturer : KiheNe Material : Alloy,Carbide,Metal,Stainless Steel,Steel,Tungsten Material1 : Nylon Material2 : Acrylonitrile Butadiene Styr ModelName : CREAP ModelNumber : CREAP NumberOfItems : 1 NumberOfPieces : 1 PartNumber : 6546 ProductDescription : Product introduction Alloy Hole Saws Drill Bit Kits for Metal Steel Material: Made of tungsten carbide alloy, with high hardness, erode proof and sturdy, sharp gears, labor saving and long using life Excellent design: Alloy hole saw designed with multi-tooth gear, built a center alloy drill bits, easy to precise positioning, and ensure hole saw firmly fixed during working. Also, come with a spring on the center drill bit, avoid stucking, more smoothly. Size: 16mm , 18mm , 20mm ,22mm , 25mm , 26mm , 28mm , 30mm , 35mm , 40mm , 45mm , 50mm , 53mm , Widely application: These Alloy Hole saw steel bit can install on electric hand drill, bench drill, machine drill and work on stainless steel, iron plate, aluminum plate, casting, (less than 3MM(3/25")) etc. ProductSiteLaunchDate : 2023-05-31T16:09:13.683Z Size : M2 5pcs SurfaceRecommendation1 : Iron SurfaceRecommendation2 : Alu SurfaceRecommendation3 : Metal SurfaceRecommendation4 : Stainless Steel UnitCount : 1