Hand Tool are final sale, and cannot be returned NO EXCEPTIONS. Micron hand tools are made of high quality stainless steel material, allows you to install your curtain grommets easily. Remember to use a rubber mallet, not a steel hammer. Supplied with full instructions. Your hand tool 4pcs sets Includes : 2pcs setting , 1pcs cutter and 1pcs cutting Teflon board. Material: High quality stainless steel Size: The product is available in 3 sizes.