It is used on drill hole of the steel board. There is magnetic at the bottom of machine, so it could absorb onto steel board then dirll the hole.
1. Drilling capacity: 35mm. 2. Motor data: 110V, 220V, 1200W. 3. Speed: 570r/ min. 4. Magnetic adhesion: 12000N. 5. N.W./ G.W.: 14.5/ 21KG.