Greenlee 720 Specifications:
• Punches 1/8″ (3.2 mm) or 3/16″ (4.8 mm) keyways for 7/8″ (22.5 mm) or 1-7/32″ (30.5 mm) push-button holes.
• Capacity – 10 gauge (3.5 mm) mild steel.
Greenlee 720 Features:
• Eliminates time consuming hand sawing and filing when making keyways for push-button switches.
• Use as a nibbler to make wider or deeper keyways.