Related Products Expanding drums, 6″ x 2.5″ $160.00 excl GST Resin diamond belt, 8″ x 3″ 280 grit $80.00 excl GST Electroplated diamond belt, 8″ x 3″ (200 x 75mm) 120 grit $250.00 excl GST Quantity Add to cart Product added to wishlist. Description These electroplated diamond belts are made to fit an 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.