Product Features

• The contacts and backstop are 5/16 in diameter hardened tool steel, precision ground and lapped flat• Contacts are individually adjustable to maximum 2 in range and are locked in position by tightening parallellock clamps to maintain parallelism of faces• Both contacts are also keyed to maintain orientation of faces regardless of adjustment• Plus and minus are read directly• Dial face has a double row of graduations reading in opposite directions, red "Minus" and black "plus" grads• The indicator can be rotated 360 deg and locked in position to read from any angle and a fine-adjusting screw provides for zero setting the hand• A guard protects the dial indicator when the gage is laid down• 0.3125 in anvil diameter