Magnetic Base Universal Indicator Holder - Arm Assembly
UNIVERSAL INDICATOR HOLDER ARM ONLY
The 657-3 Universal Indicator Holder Arm Assembly can also be used on the 659P Base using the 659 Thread Adaptor, PT18320
The very sensitive fi ne-adjustment is located on the magnetic base to eliminate indicator deflection when it is being adjusted
The working area is within a hemisphere having a radius of approximately 12" (300mm)
Works with any indicator with a 1/4" (6.3mm) shank (such as our 196 Series)
Works with any indicator with a 3/16" (4.7mm) shank (such as our 708, 709, 811 and 711 Series)
Works with any indicator with a 3/8" (9.5mm) stem (such as our 25 and 650 and 651 Series)
Works with any indicator with a body clamp (such as our 711 Series)
Works with any indicator with a standard dovetail mount (such as our 708, 709, and 811 Series)
