Tonawanda. Precision Scale Assembly. SR Instruments Inc. FT. 1st Shift. Benefits. SR Instruments Inc. is looking for a Precision Scale Assembly to join our team in Tonawanda, NY. Precision scale manufacturer. Using hand tools build subassemblies through final assembly of scales. Soldering experience preferred but can train. Possess manual dexterity and hand-eye coordination to perform assembly operations using small component parts. On your feet ...