Related Products Thin premium lapidary blades 250 x 1.0 mm $130.00 excl GST Electroplated diamond core drill, 30mm dia. 10mm shank. $38.00 excl GST Flat diamond grinding wheel 8” x 2” 240 grit $250.00 excl GST Quantity Add to cart Product added to wishlist. Description These electroplated wheels are a fantastic tool for both lapidary and glasswork. All come with a 1″ arbor with bushings to reduce the arbor to 3/4″, 5/8″, and 1/2″. Add to WishlistProduct added! Browse WishlistThe product is already in the wishlist! Browse Wishlist Share Product code: 526100 Category: Grinding Wheels. Tags: diamond tools, diamond wheels, glass, glass work, Grinding wheels, lapidary.