Alignment Testing Mandrel (1) Calipers (5) Dial Indicators (1) Dividers (1) Engineers' Square (1) Gauges (10) Hardness Testers (6) Micrometers (2) Precision Parallels (1) Protractors (1) Screw Thread Plug & Ring Gauges (1) Straight Edges (2) Surface & Lapping Plates (3)