Edge Pro Diamond Matrix stones are designed for use in hand-held grinding machines such as. Diamond sharpening stones are great for sharpening knives made of any steel. The Edge Pro Matrix Diamonds sharpening block consists of a diamond plate with a working surface of 152x25mm with a th..

Edge Pro Diamond Matrix stones are designed for use in hand-held grinding machines such as. Diamond sharpening stones are great for sharpening knives made of any steel. The Edge Pro Matrix Diamonds sharpening block consists of a diamond plate with a working surface of 152x25mm with a thickness ..