The cold heading process with the tungsten carbide mold for nut bolt screw.Do you how to use it? - Смотреть видео или скачать видео в MP4, музыку MP3 на телефон или компьютер
Tungsten carbide cold heading die used for punching fasteners. Such as bolts , nuts, nails, studs,ect.The tungsten carbide heading die is a structure to carve the hpllow for the dies steel on the cylindrical form, and to pushed the tungsten carbide on that ...