STEPPED DRILL 51563

Ladder Diamond Series Efficient multi-stage drilling: Provides smooth and precise drilling performance, can form multiple hole diameters at once, suitable for thin metals, plastics, wood, and composite boards, ensuring smooth and burr free edges of the holes. Multi specification adaptation: Provides a variety of step diameters and numbers to choose from, covering drilling needs from small to large diameters, widely used in sheet metal processing, pipeline installation, electrical box drilling, and DIY projects.