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![1.3/8".12 UNF Thread Caliper Gauge Go / NoGo 1.3/8"x12](https://images.findtheneedle.co.uk/findtheneedle/products/17101795.jpg)
Specification
Knife edge thread calipers
go & nogo conform to 2A.
Part Number ES-4172
For more information on 1.3/8".12 UNF Thread Caliper Gauge Go / NoGo 1.3/8"x12 talk to JLS Supplies Ltd
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