our company is a professional company mainly engaged in the project design to oil, natural gas, and petrochemical industry. we are absorbed in the research on special coating technics of yfluo based on fluoropolymer coating for bolts, gaskets, and other medium and mini sized parts. fluoropolymer coating contains many ptfe molecules and special polymers. ptfe is innocuity, anti-rust, low friction, and stable in large difference in temperature. to assure meeting your schedule, you can phone, fax or mail your inquires also, and even include prints or drawings. we'get back to you immediately. the people you deal with are friendly, concerned, and understand the industry. in-stock items or special orders get the same prompt attention. we never back order -- we always ship complete.