Related Products Diaface diamond handpad 200 grit $38.00 excl GST Diamond lap disk 6” PSA backing 60 grit. $38.00 excl GST Hard diamond grinding disk (for angle grinder) 4” dia 50 grit $35.00 excl GST Electroplated diamond core drill, 8mm dia. 8mm shank. $13.00 excl GST Quantity Add to cart Product added to wishlist. Add to WishlistProduct added! Browse WishlistThe product is already in the wishlist! Browse Wishlist Share Product code: 450008 Category: Core drills. Tags: core drills, Diamond drills, glass, glass work, lapidary.