SPI Micro Surface Finish Comparator Plates is only available to buy in quantities of 1
Product Information
Moulded into metal frames. Lightweight (2.5 oz) in fitted wallets. Fits right into pocket - 2 1/16 in L x 5 in W overall size. Individual specimens: 5/8 in L x 1 in W. Used by Q,C. inspectors, line supervisors, machinists, draftsmen, designers, etc.