6-piece High-Speed Steel (HSS) step drill bit set, typically including an automatic center punch, designed for drilling various hole sizes in metal, plastic, or wood.
Material: High-Speed Steel (HSS) with a titanium coating for enhanced durability and heat resistance.
Features: Includes multiple tapered bits covering various diameters, such as 1/8" to 1/2" and 3/16" to 7/8", and often comes in a protective aluminum or plastic case.
Use: Ideal for home DIY projects, general building, and engineering tasks.