Dial Indicator DEPTH Gage Hardened Gauge Measuring Range 0-22" Reading 0.001" Dial Depth Gage Set Measuring range: 0 ~ 6" ; Number of Rods: 6;Resolution: 0.001";Type of reading: inch Dial reading: 0-100 ; Interchangeable rods INCLUDED;Travel Decimal Inch: 0~1'';Dial diameter: 2-3/8" 6 rod extensions can be connected together for a full 0-22" capacity Quantity:1 ; Weight: 1.35lb ; Storage case overall dimension: 5-1/4''L x 10''W x 1-3/4''H