Related Products 7″ economy sintered continuous rim lapidary blade. 180mm x 1.2mm $60.00 excl GST Electroplated diamond core drill, 40mm dia. 10mm shank. $48.00 excl GST Electroplated diamond belt, 8″ x 3″ (200 x 75mm) 240 grit $245.00 excl GST Quantity Add to cart Product added to wishlist. Description These electroplated diamond belts are made to fit a 8″ expanding drum. Arrow pattern. Reviews (0) Add a Review Add to WishlistProduct added! Browse WishlistThe product is already in the wishlist! Browse Wishlist Share Product code: 803220 Category: Belts. Tags: Diamond belts, diamond wheels, glass work, Grinding wheels, lapidary.