YSTD&reg; Newest 32 Blade Laser 2481 Feeler Gauge Tune Up Thickness Set IMP/METRIC + BRASS Compliance with DIN2275 and JIS B 7524-1992 product standards Measuring range: 0.02-1 .00 mm Accuracy: +0.005 /-0.003mm Piece Length: 75mm Total length: 170mm