Hard alloy wall puncher drill with round handle and five pit connecting rod

About Product:Carbide core wall is made of high quality alloy welded together, 2 for brick structure of the building opening operation, by the guide drill, with special use. Link rod connected to a different page handle department structure, electric hammer drilling is a new kind of tool installation and decoration industry. The connecting rod of hollow electric hammer drill is selected according to The structure of The handle part on The front page. The length is determined according to The user's needs.