Feeler Gauges, Vernier Calipers - Generic Mark - Marking Center Finder Tool Generic Marking Center Finder Tool Highlights Marking Center Finder Tool Description: Accurately and efficiently find the center of irregular shapes, by drawing circles. Perfect for arranging bowls, trays, trays and more. Made of clear acrylic, transparent to see the scale, easy to use. Situable for wood, poster board, plastic, metal, glass, composites, etc. Great for wood turners, arts, crafts, school projects, rough and finish carpenters or use anywhere you need to draw a circle. specification: Material: acrylic Diameter: 20cm (8'') and 30cm (12'') Color: transparent Quantity: 1pc 20cm (8''), 1pc 30cm (12''), 2 pieces in total. Package includes: 2 pieces of Center Finder Compasses Note: Please allow 3-5mm error due to manual measurement, thanks.