Related Products 6″ economy sintered continuous rim lapidary blade. 150mm x 0.8mm $48.00 excl GST Diamond lap disk 6” PSA backing 360 grit $37.50 excl GST 7″ economy sintered continuous rim lapidary blade. 180mm x 1.2mm $65.00 excl GST 12mm x 12mm diamond bands, soft type 1500 grit $18.00 excl GST Quantity Add to cart Product added to wishlist. Description 12mm x 12mm diamond bands are an alternative to solid diamond points. They fit on an expanding mandrel with a 3mm shaft. The diamonds are electroplated to a material substrate. 1500 grit. Add to WishlistProduct added! Browse WishlistThe product is already in the wishlist! Browse Wishlist Share Product code: 4011500 Category: Diamond point sets and bands. Tags: diamond points diamond bits, glass work, Grinding wheels, lapidary.