Description: Adjustable: This center punch drill allows you to adjust the punch force easily, so it can fit different situations. Suitable material: This center punch drill can be used on a metal, wood, glass, canvas, leather and plastic materials. Wide application: This drill can help to break a window, tile, and also can punch a hole in the belt or wallet. Portable: This center punch drill is small, compact and lightweight, so you can easily carry or store it when going out. Long lifespan: Mainly made of strong and sturdy steel and copper, this drill is durable and is not easy to break. Specification: Material: Steel, copper. Color: Show as picture. Maximum diameter: Approx. 28mm/1.1 inch. Pin length: Approx. 27mm/1 inch. Pin diameter: Approx. 2mm/0.08 inch. Buffing cap length: Approx. 30mm/1.2 inch. Total length: Approx. 131mm/5.1 inch. Note: There might be a bit color distortions due to different resolutions. There might be a slight error due to different hand measurements. Package Includes: 1 Piece Center Punch Drill.