Mahr 6820420 PRN 10 Roughness Standard Brand: Mahr ID#: 6820420-MHR |MFGID: 6820420 Your Price: $1,060.41 Quantity discounts available QuantityPrice Mahr Depot Item. Usually ships in 1-2 Business Days. Return Policy Add Calibration w/ Certificate? NoNoYes - Contact Me With A Quote Qty -+ Add to Cart Request Info Questions?CallCall Us864.433.9771|Mon-Fri 8-5 EST Share Print Product Info Product Information Description Mahr 6820420 Prn 10 Roughness Standard Info and GuidesProduct Data Sheet