ZXHAO 1mm to 29 mm Test Ulnar Inch&Metric Measuring Metric Stainless Steel Taper Gauge Feeler Gap Hole

Made of stainless steel, It is miniature and light weight, and can be easily carried in your pocket.
The structure is simple and reasonable.Figures and increments are etched into surface, easy to read and will not rub off.
Measurement convenient, will be placed in the measured gap gauge or aperture can be read.
Applications: construction, railways, electricity, ceramic sanitary ware, automotive windshield and die gap and other gaps.