[ADJUSTABLE TO PRECISE SIZE] These parallel blocks can be adjusted accurately using a micrometer for exact measurements, replacing multiple solid pads.
[VERSATILE GAUGES] Just as essential as gauges for checking slot and hole dimensions.
[SMOOTH SLIDING] Ensures easy and smooth adjustment.
[SECURE LOCK MECHANISM] Smaller pads A, B, and C lock with one screw, while larger pads D, E, and F lock with two screws.
[LARGE RANGE MEASURING] Adjustment range from 3/8in to 2-1/4in for a wide range of measurements. Fits your needs perfectly.