Related Products Flat diamond grinding wheel 6” x 1.5” 400 grit $175.00 excl GST Sintered diamond point 7.5mm dia, 3mm shank $20.00 excl GST Flat diamond grinding wheel 6” x 1.5” 600 grit $175.00 excl GST Electroplated diamond core drill, 6mm dia. 8mm shank. $10.00 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: 450006 Category: Core drills. Tags: core drills, Diamond drills, glass, glass work, lapidary.