Specification Brand : RKK BulletPoint1 : 【Package Included】- The 20 PCS hole saw kit includes: 3/4"(19mm) hole saw, 7/8"(22mm) hole saw, 1"(25mm) hole saw, 1-1/8"(29mm) hole saw, 1-1/4"(32mm) hole saw, 1-3/8"(35mm) hole saw, 1-1/2"(38mm) hole saw, 1-3/4"(44mm) hole saw, 2"(51mm) hole saw, 2-1/8"(54mm) hole saw, 2-1/4"(57mm) hole saw, 2-1/2"(64mm) hole saw, 1 x Large Mandrel, 1 x Small Mandrel, 3 x Drill bits, 1 x Adapter, 1 x Wrenches, 2 x Springs. BulletPoint2 : 【High-Performance Material】- The hole saw is made of M42 high-speed steel and BI metal, which has higher hardness (≥65HRC), excellent sharpness, corrosion resistance, wear resistance and durability. BulletPoint3 : 【More Efficiency】- High-quality bi-metal band and the best cutting performance of HSS teeth combines with Non-binding clean edge design ensures smooth and clean cutting of the hole saw blade. The drill bit is equipped with a spring to facilitate the timely and automatic cleaning of chips. BulletPoint4 : 【Widely Applicable】- Hole saw can cut holes in thin metals, wood, plywood, plastic, drywall, soft plaster and cornhole boards, which can be widely used in home decoration. BulletPoint5 : 【Warm Prompt】- Start hole saw cutting at low speed. Make sure it is used perpendicular to the object. Wear protective equipment such as goggles and masks when using the hole saw kit. CompatibleMaterial1 : Plastic CompatibleMaterial2 : Metal CompatibleMaterial3 : Wood CompatibleMaterial4 : Alloy Steel ExternallyAssignedProductIdentifier1 : 738226281179 ExternallyAssignedProductIdentifier2 : 0738226281179 ExternallyAssignedProductIdentifier3 : 00738226281179 IncludedComponents : Hole Saw Kit ItemName : RKK 20 PCS Hole Saw Kit, HSS Bi-Metal Hole Cutter with Pilot Drill Bit for Wood Plastic and Metal ItemPackageDimensions_Height : 26.1 centimeters ItemPackageDimensions_Length : 6.6 centimeters ItemPackageDimensions_Width : 18.2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hole-saw-sets Manufacturer : RKK Material : Bi-Metal ModelNumber : 28117 NumberOfFlutes : 3 NumberOfItems : 1 NumberOfPieces : 20 NumberOfTeeth : 6 PartNumber : Hole Saw Kit ProductDescription : RKK 20 PCS Hole Saw Kit, HSS Bi-Metal Hole Cutter with Pilot Drill Bit for Wood Plastic and Metal ProductSiteLaunchDate : 2024-06-27T08:33:56.558Z Style : Sturdy SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Wood, Plastic, Metal, Aluminum, Stainless Steel UnspscCode : 27112700