• Can be used with any AGD dial test indicator or AGD dial indicator• Big, sturdy, enameled cast-iron base; stain-less steel, ground post mounted at perfect right angles to the base• Rapid preliminary positioning with the coarse adjustment knob• Fine adjustment knob on the stand head for 0 settings• Universal adjustment in horizontal planes• Arm is easily rotated to position the gage head over a surface plate or the anvil• Base is precision ground and micro-lapped• Supplied with serrated anvil 101462 which can be interchanged with flat 101461 and domed 101463 anvils