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Inch 150mm Mini Plastic Vernier Caliper Dual Scale Vernier Caliper Measuring Tool for Woodworking, Student, Jewelry Measuring, etc. (White & Blue)
Sold by Tinor-GB
Product information
Description
Features
- BrandTINOR
- Length162 mm
- Measurement span15 cm
- MaterialPlastic
- ManoMano ReferenceME94201258
Advice from
Imperial to metric: converting thread sizes
While imperial sizes have been adopted as the norm in the world of plumbing, with BSP as standard, it is not uncommon to find the odd metric thread size. But what do figures like 15/21, 1/2, DN20, 12/17 mean when it comes to plumbing fittings? Read on for all you need to know about plumbing thread sizes.
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