0415 -12 pcs 19-64mm Hole Saw Kit

12Pc Hole saw Kit Circle Wood / Timber Cutter Round Plaster Hole Saw 19-64mm.
All the products in this kit are made of #50 premium carbon steel and processed with high frequency heat treatment.
Suitable for drilling large holes on soft wood, timber, plasterboard. But can not be used to open the sheet metal and stone.
This product is used for general common hand drill , easy to operate.
Hardened saw teeth are good for accurate and easy cut with the use of electric.
After use, apply a small amount of anti-rust oil on the surface of the hole to avoid the natural oxidation, can increase its service life.