uxcell 0.4mm-6mm Metric 4G-48G Whitworth Screw Thread Pitch Gauge 2Pcs

Professional set of 60 degree Metric and Whitworth 55 Degree thread pitch gauges .
This pitch gauge accurately measures internal and external screw threads with 40 folding leaves.
The leaves are individually stamped with accurately formed thread profiles.
Pitch range:Metric(mm):0.4,0.45,0.5,0.6,0.7,0.75,0.8,1.0,1.25,1.5,1.75,2.0,2.5,3.0,3.5,4.0,4.5,5.0,5.5,6.0
Whitworth(G) Pitch Range:4,4.5,5,6,7,8,9,10,11,12,14,16,18,19,20,22,24,28,32,48