Specification Brand : XIANFENGHU BulletPoint1 : 【Premium Quality Material】The carbide hole saw kit is constructed from high-grade TCT alloy, ensuring exceptional hardness. Hole saw teeth designed with three-blade, includes outer blade, middle blade, and inner blade, making it sharper. Spring can protect the core drill and teeth to auto popup the cutting waste. BulletPoint2 : 【Hexagonal shank design】The hexagonal shank design is compatible with most popular electric drills, power drills, and bench drills, adding convenience to your drilling tasks. BulletPoint3 : 【TCT Hole Saw Drill Bit Size】Our package includes 5 different sizes 16mm(5/8"), 18mm(23/32"), 22mm(7/8"), 25mm(1"), 35mm(1-3/8"), 2 L-wrenches and an carrying case. BulletPoint4 : 【Easy to Carry】 The metal hole saw kit comes with a exquisite carrying case for convenient use and store, each item can be placed in a designated slot inside the box for easy access. BulletPoint5 : 【Hole Saw Kits for Hard Materials】The hole saw drill bits are specifically designed to cut precise holes in a variety of hard materials, including stainless steel, iron, alloy steel, carbon steel, aluminum, copper, Plasterboard, metal, and plastic. Color : Yellow CompatibleMaterial : Alloy Steel ExternallyAssignedProductIdentifier : 6950358658481 IncludedComponents : no ItemName : TCT Carbide Hole Saw Kit 5PCS, 5/8" to 1-3/8" Metal Hole Cutter, Hex Shank Carbide Bits Set with Pilot Drill for High Precision Cutting of Iron, Stainless Steel, Aluminum, Alloy, Copper, Plasterboard. ItemPackageDimensions_Height : 0.5 inches ItemPackageDimensions_Length : 3 inches ItemPackageDimensions_Width : 0.5 inches ItemPackageQuantity : 1 ItemTypeKeyword : hole-saw-sets Manufacturer : HOLESAWS ModelName : Aurovibey4rbat3d92 ModelNumber : Aurovibey4rbat3d92 NumberOfItems : 5 PartNumber : HOLESAWSET ProductDescription : Package: Our package includes 5 sizes 16mm(5/8"), 18mm(11/16"), 22mm(7/8"), 25mm(1"), 35mm(1-3/8") 2 L-wrenches A carry case Hex shank design