uxcell 0.25mm-6mm Metric 4G-62G Witworth Screw Thread Pitch Measure Gage Set

Description:

Metric 60 and Whitworth 55 Thread/Screw Pitch Gauge GAGE WITH LOCK UP DEVICE  

Metric (mm) - 60 Degree
6.0, 5.5, 5.0, 4.5, 4.0, 3.5; 3.0, 2.5, 2.0, 1.75, 1.5, 1.25, 1.0, 0.9, 0.8, 0.75, 0.7, 0.6; 0.5, 0.45, 0.4, 0.35, 0.3, 0.25
Whitworth - 55 Degree62G, 60G, 48G, 40G, 36G, 32G , 30G, 28G, 26G, 25G, 24G , 22G, 20G, 19G, 18G 5/16, 16G 3/8, 14G 7/16, 13G, 12G, 11G, 10G, 9G, 8G, 7G, 6G, 5G, 4 1/2 G, 4G
 Professional set of 60 degree Metric and Whitworth 55 Degree thread pitch gauges .
This pitch gauge accurately measures internal and external screw threads with 52 folding leaves.
The leaves are individually stamped with accurately formed thread profiles.
It is most useful for checking tool angle while cutting threads in metal turning lathes.
The angles on the thread cutting tool is checked on the V slots in the gauge.