Microinch™ Comparator Plates

Surface Roughness (texture) comparison standards. Made of solid electroformed nickel. Description The largest variety of standards available for assessing and specifying, by symbol, the degree of roughness of machined parts - including every machining method known. Please note the lead time for Calibration is approximately 3 weeks. Every Obtainable Value    - 15 different sets available (see drop down for choices)    - Each value size is 16mm x 25mm (or 5/8" x 1")    - Overall dimensions of each plate 52mm x 128mm (or 2 1/16" x 5")    - Light in weight - can be carried in pocket. Supplied in a plastic wallet. Specifications Brochure Check out the latest catalog page for complete product information.