JewelStik

Over sixty years ago, the original oval design and diamond coating of sharpening tools was perfected by Harlan D. Hewlett, founder of Hewlett Manufacturing, located in Linesville PA. Establishing roots as an OEM manufacturer, JewelStik® Diamond Sharpeners emerged to dominate as a world leader in the art of diamond coating for knife sharpening and as a supplier of diamond sharpening tools to the world’s most prestigious knife companies.