Features: Engineered with coated edges and three precisions size (20mm/35mm/50mm), this multifunctional step drill bit effortlessly handles tile, granites, wood, and metal while creating smooth beveling holes. The hardened stainless steel construction with straight design ensures fast chip removal and extended durability, maintaining sharpened cutting performances through ceramics, glass, and aluminum. Ideal for woodworkers, tile installers, and metal fabricators requiring professional hole shaping tool for cabinetry, countertops installations, or DIY home renovations. Perfect for enlarging plumbing holes in marble countertops, trimming rough edges at glass tabletops, or creating clean recesses for screws in wooden furniture projects. Its great depth marking and antislip design guarantees great control when chamfering existing holes, delivering workshop quality result. Specifications: Material: Stainless Steel Color: Gold Size: As pictures shown. Quantity: 1pc Package Includes: 1Piece Step Drill Bit note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color the item.