3 Review(s)

COSTO 11-pcs includes 8 carbon steel hole saws, 1 guide drill, 1 hexagon wrench and spindle. Size of 11-piece hole saw: 3/4in-19mm, 7/8in -22mm, 1 1/8in-28mm, 1 1/4in-32mm, 11/2in-38mm, 1 1/3in-44mm, 2in-51mm, 2 1/2in-64mm. Covers most popular hole saw sizes on the market. It's perfect to make any holes you need. High precision, smooth cutting edges, especially impact resistance, wear resistance, cutting depth 25 mm. 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. Key features: hole saw kit for drilling round holes easily and quickly. Sharp and durable teeth of hole saw ensure a powerful and high efficient action. Hole saws in various size to meet different needs. Come with arbors and a little wrench. Can be widely used for cutting wood, thin metal plate.