Related Products Diamond saw blade 200 x 1.0 mm (8″) $40.00 excl GST Diamond lap disk 6” PSA backing 360 grit $33.00 excl GST Electroplated diamond core drill, 40mm dia. 10mm shank. $48.00 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: 450040 Category: Core drills. Tags: core drills, Diamond drills, glass, glass work, lapidary.