Empire Level 27511 26 Leaf Feeler Gauge, 0.002 to 0.025, with mm Equivalent and 2-Inch Scale Leafs from .002 to .025 with mm equivalent and 2-inch scale, .038mm to .098mm for metric Used individually or combined for precise measurement of gaps Chrome plated with knurled nut to lock in place Meets Fed. Spec GGG-G-17C for tolerance