Dyer's 335-Series Indicating Snap Gages are light weight and easy to use. These easily adjusted gages offer precise, repeatable measurements. They are 24/7 shop-rugged and perform < 10% on Gage R & R studies in high-tolerance applications. Features include... Contact Travel: 0.060" Adjustable Anvils for Accurate Measurements + 0.000050" Repeatability 0.625" / 16mm Square Anvils Includes Mitutoyo Digital Indicator # 543-392B... 0-0.5" / 12.7mm Measuring Range 0.00005" / 0.001mm Resolution + 0.0001" / 0.003mm Accuracy With SPC Output Face Rotates 330° Select Size from pull down menu before adding to cart.