660 Starrett Magnetic Base Indicator Holder with triple-jointed arm and fine adjustment

660
Starrett Magnetic Base Indicator Holder
with triple jointed arm

The compact and versatile 660 magnetic base indicator
holder has three adjustable pivots controlled by a single
knob for fast, easy indicator positioning.

• Small but powerful magnetic base with 70 lb
  (320N) holding force
• Positive On/Off switch
• Base Dimensions: 1-3/16″ x 1-9/16″ x 1-3/8″
  (30mm x 40mm x 35mm)
• Horizontal and vertical mounting positions
• Will hold any indicator with a 3/8″ (9.5mm) stem
  or standard dovetail mount
• Articulating arm with powerful central locking
  knob, provides full 360º horizontal positioning and
  over 180º vertical positioning
• Maximum Horizontal Reach: 4.750″ (120mm);
• Maximum Vertical Reach: 7.500″ (190mm)
• Very sensitive fine-adjustment thumb screw