Introducing the Tamo Hss step Drill Set, equipped with cutting-edge STEP technology for precise drilling without the need for pilot holes. Its stepped tip ensures flawless, round holes in steel, aluminum, plastic, and wood. The adjustable angle enhances user control, expediting the drilling process. Ideal for professional use, it boasts a long lifespan and reliable performance. Additionally, its anti-skid feature ensures safe and efficient usage.