• 30 lb (133 N) of holding force
• Base Diameter: 1.180″ (30mm)
• Base Height: 1″ (25.4mm)
• Overall Height 4.173″ (106mm)
• Holds indicators with 3/8″ stems or standard dovetail mounts

The Starrett 661 Mini Magnetic Tool Holder is a simple, versatile,
effective and economical tool for a variety of indicator holding tasks.
It has no levers or switches – simply place the holder on the measuring
surface, attach the indicator and position as required.