KHYD electric rock drill :
1.good quality .
2.it is suitable in drilling rock or coal mine .
3 .good performance for price ratio
1, The KHYD electric rock drill is suitable in drilling rock or coal mine use and matched with the scaffolding ,it also called scaffolding rock drill ,it can drill in level ,tilt upward ,or vertical upward direction .
2,In order to prolong the service life of the drill and improve working conditons of the operator . we can use wet type drill to remove the powder by water , we can also usd spiral leaf pipe dry type drill to remove the powder .
3,when working we can simply manipulate the handwheel .the drill could promote and rapid return on its own .
|Diameter of coal seam(mm)||45-60||45-80||80-100||80-120|
|Depth of Rock(mm)||5||10||20||25|
|Depth of coal seam(mm)||20-60||30-80||30-80||40-100|