欧美日产欧美日产国产精品,九九久久精品免费观看,免费观看又色又爽又湿的视频,久久精品国产中国久久

saleslin@cayken.com.cn
Home>News>Drilling tool: drilling machine
Drilling tool: drilling machine
Time:2018-11-05Author:Shanghai Chengxiang

Diamond drill,also called concrete drill is a new type of tool which can drill on RC,brick and stone,rock,china and fireproof materials.It is hold such characteristics as working without dust,high efficiency,smooth wall of hole and accurate size.It is available in many fields of construction,quality-checking,airfield runway,tunnel of road,railroad and railroad bridge.


03_216489.jpg

   The diamond core drilling machine have functions of soft-starting, constant power, over-loading protection and stepless speed-regulation, second-step gear speed-regulation, third-step gear speed-regulation and with adjustable bracket,with vacuum sucker and drill an inclined bore at the angle of 0-90 degree.