Mahr Federal 300P-2 Snap Gage with 0.0001" Graduation Indicator, 1-2"
Patented "Channel Lock" design assures precisely parallel anvil surfaces throughout the full 25 mm/1 inch range of adjustment. All Series 300P Snap Gages are fully adjustable with positive position locking at any point within the range.Large 15. 5 mm/.61 in square tungsten carbide anvils provide flat, parallel, long-lasting working surfaces ensuring precision that lasts.