Use the hole to capture electrical equipment such as anchors, wood boxes, hundreds of cable prakap lukthuai. Can use wood and wall building. Should be selected to suit the job.
Drill holes for mounting the electrical equipment such as voles, dotted with hundreds of cable insulators wooden box can be used to penetrate the wood and walls of buildings to choose from to suit the job.
The hole to hold the electrical equipment, such as anchors to insulator, wooden boxes, cables เจาะได้ can use both wood and the wall. , should choose to suit.