Profile: Hangzhou Lizhan Hardware Co., Ltd. offers hardware products that include drywall screws, thread rod, chipboard screw, stamped parts, self tapping screws, flange nuts, self-drilling screws, drill bits and nylon self-lock nuts. We also offer square, cap, wing, k-lock and t-nut, hex bolts, flat wood screws & carriage bolts. We provide a series of systematic service of special fasteners. We also design and process according to samples and drawings. We provide design of special fasteners for reference and help to solve the practical problems in machinery industry. Our hex bolts meet the standards of DIN933 and DIN931. These are made from low carbon and stainless steel materials. We offer a full range of DIY hardwares that are supplied according to the individual specifications.