666 Series Rolled Thickness Gages, 0.001 in, 25 ft Length

Features: In a compact, sturdy plastic rewindable dispenser case | Rewind feature permits retracting thinner feeler stock into the case, preventing damage | Made of the finest tempered steel | Marked every 6" or 150 mm with a line, thickness in thousandths of an inch or in hundredths of a mm (exception No. 666-1/2/cat.no. 52797) | Case provides the ability to snip off the desired length without any waste | For adjusting tappets, spark plugs, distributor points, checking bearing clearances and gear play, fitting pistons, rings and pins, and gaging narrow slots