Specification Brand : KH866 BulletPoint1 : Efficient & Accurate Hole Expansion – Our multilayered cone reamer is designed for quick and precise hole enlargement, available in three sizes to improve overall work efficiency. BulletPoint2 : Reliable & Durable – Crafted with quality materials, this cone reamer ensures long-lasting use and reliability in a wide range of drilling tasks. BulletPoint3 : Gradual Hole Enlargement – The multilayered design allows smooth and controlled expansion, making it suitable for different materials with minimal effort. BulletPoint4 : Versatile for All Users – Whether you're a worker, technician, or machining enthusiast, this hole expansion tool is a practical solution that caters to a wide range of users. BulletPoint5 : Perfect for Multiple Surfaces – From concrete to tile, marble, and engineered stone, this cone reamer is ideal for drilling holes in various materials, making it a must-have for different drilling projects. Color : 12.5MM ExternallyAssignedProductIdentifier : 9118945082126 IncludedComponents : no ItemName : 3 Step Drill Bit 20-35-50mm, Cone Drill Bit Hole Opener for Metal, Concrete, Wood, Tile, Marble, Engineered Stone ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 9 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : step-drill-bits Manufacturer : KH866 ModelNumber : Zerodis6ver0ggydw-14 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : 10042025E ProductDescription : Upgrade your drilling setup with this Step Drill Bit Particles Step Drill Bit (20-35-50mm)—a reliable tool for metal, wood, and other surfaces. This cone drill bit hole opener features a multilayered cone reamer design that delivers efficient and accurate hole expansion. With three sizes available (20mm, 35mm, and 50mm), it allows for quick and precise hole enlargement, significantly improving work efficiency. Crafted with quality materials, the cone reamer is built for reliability and long-term use. Its multilayered structure ensures gradual, controlled enlargement, making it suitable for different materials and less prone to errors or damage. Ideal for workers, technicians, and machining enthusiasts, this tool is a versatile solution for anyone in need of a dependable hole expansion tool. Whether you're drilling through concrete, tile, marble, or engineered stone, this step drill bit handles various materials with ease, supporting a wide range of drilling projects. Specifications: Diameter: 20mm (0.79"), 35mm (1.38"), 50mm (1.97") Height: 12mm (0.47") Thread: 3/8 Package Includes: 1 Piece Step Drill Bit Note: Manual measurement may result in slight variations (±1mm). Color may appear slightly different due to monitor settings. ProductSiteLaunchDate : 2025-04-10T04:14:34.780Z Size : 15 Steps(4‑32mm) Style : 15 Steps(4‑32mm) SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 27110000