Use: Equipment for inspecting workpieces hole diameter
feature
A pair of gauges with an exterior design based on maximum tolerance measurement and measurement. Tolerance Minimum to achieve compatibility for slot and shaft engagement.
Its exceptional abrasion resistance properties and service life are approximately 20 to 30 times that of steel, making it durable and economical.
There is little temperature effect because the coefficient of thermal expansion is small.
There is no need to worry about scratching the surface as it has high hardness.
