Jiangyin Yangfan Ship Trading Co.,Ltd is one of the best for mrtric cosrse threading withone tap&one manufacturers and suppliers in China, you can get for mrtric cosrse threading withone tap&one free sample and buy discount products from our factory.These sets are designed for cutting threads of a variety of sizes, easily, and all with one set. Suitable for jobs involving a wide range of on site threading work. There are single tap or three tap sets available in the same thread cutting range. When ordering, please specify the set number, thread cutting range, and thread type, (whitworth, metric, etc.), by indicating the exact code number.CODEModelThread Cutting SizeDiam of Die mmPcs/Set632201OK 41M-6,7,8,10,123812632202OK 45M-6,8,10,12,14,16,185016