Fowler On-Mark Optical Center Punch

Place the acrylic lens in the holder to easily and accurately site in the area on the workpiece to be punched. Replace the lens with the center punch and quickly and accurately mark the workpiece.
• Efficient and precision punching of hole centers• Magnified center dot and circle for accurate punching.• Used for marking, punching, stoking and riveting.• 9x acrylic lens.