The included storage case organizes all drill bits and accessories compactly, ensuring tool protections and portability for workshop use or on site installations The woodworking Drill Bit Set features 15-35mm steel tipped cutter with selfcentering spurs, extended durability and precise flat bottom hole in hardwoods and softwoods for professional woodworking Each set includes essential accessories like extension rods, and adapter, while the tooth grinding design minimizes friction and heat buildup during prolonged drilling operations Ideal for carpenters, furniture makers, and enthusiasts requiring reliability hole cutting solution for cabinetry, joinery, or customs woodcraft projects Perfect for creating clean mortises in wood table, installing concealed hinges on kitchen cabinets, or crafting decorative wood wall panels with multiple bore size, Manufacturer: REITINGE