USSR USh 160 Class 2 Precision Engineer's NOS

Original Soviet-made USh 160 Class 2 Precision Inspection Square with wide base, preserved in New Old Stock (NOS) condition. Designed for accurate inspection and verification of 90° angles in machining, toolmaking, metrology and quality control applications. The wide base provides excellent stability on surface plates and workbenches, making the square especially suitable for checking perpendicularity and machine setup. Features Original USSR manufacture Model: USh 160 Accuracy Class: 2 Wide-base inspection square Precision ground measuring surfaces Hardened steel construction New Old Stock (unused warehouse storage) Preserved in original factory protective grease No rust or corrosion – the dark coating visible on the tool is original factory preservation grease Original factory manual/passport included. Ideal for: Precision machining Toolmaking Machine setup Surface plate inspection Quality control Metrology laboratories Collectors of Soviet precision measuring tools The item shown in the photographs is the exact item you will receive. Please review all photos carefully before purchasing. The instrument will be securely packed for safe shipping.