Rim Chart by Amtech Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $8.50 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Past Horizons Rim Chart Measure the exact diameter of an artifact rim or base with this rim chart! Printed onto waterproof card, this is an essential tools when illustrating artefacts such as pots or other circular items. Product Details Measure the diameter of an artifact with ease Printed onto a waterproof card Page dimensions: 8.25" x 11"