we can provide the fastener to you，like: Expansion/anchor bolts, drop in anchors, metal stamping parts, metal washers, screw, nuts. Our company is a professional fastener manufacturer in china. If you are interested in it, please contact with me. Due to our honesty and good credit, our factory has always enjoyed high appreciation and our products are warmly welcomed in worldwide markets. we are looking forward to building long-term and cooperative relationships with overseas customers based on mutual benefits. and inquiry and cooperation will be welcomed.