Related Products 12 x 12mm diamond bands, soft type 200 grit $18.00 excl GST Diamond lap disk 6” PSA backing 1200 grit $37.00 excl GST Electroplated diamond core drill, 10mm dia. 8mm shank. $16.00 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: 450010 Category: Core drills. Tags: core drills, Diamond drills, glass, glass work, lapidary.