Patented Pocket Quik-Sizer - Instant Diameter Measurement - Bolts Drill Bits Pipe - 1-1/8" Capacity - Made in USA One of the handiest measuring tools we've ever used! US patented, made in USA Insert item in flexible, durable carbon fiber-polyurethane strap; stretch-resistant Slide thumb button for instant SAE & metric diameter sizing from 3/32", #4 bolt, 3mm up to 1-1/8", 26mm Eliminate size guesswork on bolts, drill bits, pipe, cable, rope or any other round object Great small-item holder, too; aluminum housing, laser-etched scales, pocket clip, 5-1/4" length