硬质合金空心钻头 12-60 上海极刃机械有限公司

p1Src=//y3.yzimgs.com/uploads/366870/2022915-15305095.jpg?watermark/2/text/5LiK5rW35p6B5YiD5py65qKw5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/650/fill/I0E3QTlBOA==/gravity/Center"

aa