it is specialized in producing Hot-forged hexagonal nuts,the product modelsare three threads series,including American Standard,German Standard,British Standard,Australian Standard,Italian Standard, Japannse Standard,Chinese Standard with more than 200 specifications.It owns 7/8''-4'',M20-100 standard nuts,thin nuts,square nuts grove-opening nuts,connection nuts,nylon lockingnuts.90 of the products have been sold overseas.The export region is covering southeastAsia,Europe,American etc.