SPI Vacuum Base - 98-335-3

• 3-1/2" dia. vacuum base with powerful suction.
• On/Off lever for easy attaching or removing.
• Holds firmly to any smooth, non-porous surface.
• Ideal for use on granite surface plates.
• Threaded mounting hole to accept Bestyet Indicator Stand and all other fixation arms with 8 x 1.25 mm thread.

for use with SPI Best Yet Flexible Indicator Stands