按照磨具工作端的形状有:锥状,直柱状(straight cylinder),球形(ball),平头柱形(flat end cylinder),圆头柱形(round end cylinder),尖头圆柱形(pointed cylinder),轮形(rebounded wheal,wheel),鱼雷形(torpedo)。火焰头柱形(paralled-flame shape end),短头金刚砂针(short shank diamond points),平行轮形车针(multi-wheel diamond po ......