Related Products Diamond saw blade 200 x 0.5 mm thin, angled tooth. $25.00 Out of Stock Diamond handpad 400 grit $30.00 Diamond lap disk 8” PSA backing, 60 grit $50.00 Electroplated diamond core drill, 20mm dia. 8mm shank. $28.00 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: 450020 Category: Core drills. Tags: core drills, Diamond drills, glass, glass work, lapidary.