Mahr 4190314 44 A Inside Micrometer 16-20mm Range by Mahr ID#: 4190314-MHR |MFGID: 4190314 Your Price: $644.23 Quantity discounts available QuantityPrice 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 4190314 44 A Inside Mic, 16-20MM Range SpecificationsRange:16-20 mm