With the Facom 804.AM non-magnetic metric feeler gauge, you accurately measure clearances and narrow gaps without magnetic interference. Featuring nineteen brass blades ranging from 0.1 to 1 mm, this set allows you to verify critical tolerances around sensitive electronic components and sensors with dependable precision. The solid brass construction is completely non-magnetic and non-sparking, preventing magnetic attraction from distorting your measurements. Thanks to the 100 mm blade length and tapered tips, you easily access deep or confined spaces to keep every mechanical setup tuned to exact specifications.