This is hicoo tungsten carbide products coltd We can offer many types of Brazing Blades(welding blade) for example: HCA1\HCA2\HCA3\HCA4\HCB1\HCB \HCC\HCC1\HCC2\HCD\HCD2\HCE\HCF etc, For more products information, please check www.tungstencarbide.com.cn, there are more detailed information there. Our company is a special Tungsten and Tungsten Carbide manufacturer and supplier in the Chinese Mainland. Our products include all sorts of primary, semi finished and finished tungsten, (Tungsten Bar / Rod / Block; Tungsten Alloy Billet / Barrel; and Cutters), the main products we offer to our oversea clients are the Tungsten Carbide Rods (Extrusions or Press). If you would like to learn more information about my company, please check It is always in the mind to offer our best service to any client at any time