Related Products Resin diamond belt, 6″ x 2.5″ (150 x 65mm) 280 grit $60.00 excl GST Diamond lap disk 6” PSA backing 600 grit $37.50 excl GST Diamond saw blade 250 x 1.0 mm $58.00 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.