Home / Pottery Tools / Clay Ruler Ribs Clay Ruler Ribs £22.50 (1) Stock Status: In Stock Size: 12" 300mm 6" 150mm Handing: Left handed orientation Right handed orientation Orientation: Standard (bottom to top for numbers) Topsy Turvy (top to bottom for numbers) Add to your Wish List Information Manufactured for left and right handed potters (Select your dominant hand when ordering). Metric and Imperial versions available.Select from full length 12" / 300mm, or half length 6" / 150mm. Hand finished with a straight, sharp edge so that it can be used as a rib to create a clean edge on your cylindrical vessels when throwing at the wheel. Accurate measurements which have been painted black for high visibility through clay slip when throwing. Finished with a clear lacquer to ensure a long lasting and durable finish.Made using our 9mm thick premium MDF. Specifications Identifier Exists: No Material: Premium MDF Brand: Hartley & Noble Weight: 0.1kg Reviews Based on 1 review(s) Write an online review and share your thoughts with other shoppers! Caitlin Bonem - Prague So handyI love my ruler rib. It’s perfect for replicating pieces, especially with straight walls.