Celtic Pyramid Rivet Anvil by Tandy Leather Save 0% $2.79 SKU 8113-00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Use to properly set Celtic Pyramid Rivets. Specifications Dimensions: 0.79 in. x 0.79 in. x 0.6 in. (2 cm x 2 cm x 1.5 cm)