Product Name: Step Drill Bit Set Material: High-Speed Steel (HSS) Shaft Type: Round Shank Inner Diameter of Positioning Ring: 9.5mm Key Benefits: - Versatile Functionality: The Step Drill Bit Set allows users to drill holes of various sizes with ease, eliminating the need for multiple drill bits. Ideal for projects ranging from home repairs to professional applications. - Durable Construction: Crafted from high-speed steel (HSS), these bits offer exceptional strength and longevity, ensuring they withstand heavy use and provide reliable performance. - Precise Positioning: The 9.5mm inner diameter of the positioning ring ensures accurate placement, allowing for clean and consistent hole sizes. This is particularly beneficial for detailed work where precision is critical. Applications: - Electrical Work: Perfect for drilling through metal, plastic, and wood for electrical installations, enabling the creation of clean holes for wires and connectors. - Home Renovations: Ideal for DIY enthusiasts and homeowners looking to upgrade or repair fixtures, the step drill bits simplify tasks such as installing door locks or hanging shelves. - Automotive Repairs: Use these bits for precise drilling tasks in automotive applications, whether for creating access points for tools or modifying parts. The Step Drill Bit Set is a must-have for anyone seeking efficiency and accuracy in their drilling tasks, combining robust material with practical design for various drilling needs.