特A级黄色试看片,亚洲久久综合爱久久,亚洲精品国内,九色丨九色丨专打屁股,美日欧激情av大片免费观看,69天堂人成无码免费视频网站,公么的粗大满足了我免费视频

WELCOME TO ZCCCT!Contact us:export@zccct.com
Home Technical Development Latest Products
Technical Development

ZTK series

Date:2019/09/09

Interchangeable head drill series ? High performance interchangeable head drill with unique structure design, can reduce machining cost and improve production efficiency. Achieve high precision and high efficiency cutting.Unique large thread angle interface ensures install precision, easy to assemble and disassemble.Both axial, radial positioning surface and thread interface coordinately clamping to ensure stable and reliable tool head assembly.Unique cutting edge design, with good versatility can ensure smooth cutting, achieve low resistance and efficient machining.Double helical internal coolant holes, provide accurate cooling supply and good chip control during machining.

Please download the product sample for more details if you are interested !