Related Products Flat diamond grinding wheel 6” x 1.5” 600 grit $175.00 excl GST 8″ economy sintered continuous rim lapidary blade. 200mm x 1.2mm $60.00 excl GST Sintered diamond point 4mm dia, 3mm shank $20.00 excl GST Electroplated diamond core drill, 35mm dia. 10mm shank. $42.00 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: 450035 Category: Core drills. Tags: core drills, Diamond drills, glass, glass work, lapidary.