Rare, Surface Plate Tolerance Fixture. Condition is Used. Comes in an expected wear, used factory black plastic case. See pictures. The small, round fixture holds the plated bar( 2 set screws) and attaches to a Federal Indicator. .000020. Allen wretch included. A red sticker on the item says , HERMAN SURFACE PLATE. PayPal only! Sold As Is! Sold in U.S. only. Shipping to U.S. only. Lower 48. Shipped with USPS Parcel Select Ground.