Lenox LXAH31116 Speed Slot Hole Saw, Carbide Cutting Edge Winter_Items Able to tackle the following

Able to tackle the following sizes 5/16"

Includes wall mount

The edges are formed smooth with a patented poly-propylene fabric-wrapped edge

or better than

Lenox LXAH31116 Speed Slot Hole Saw, Carbide Cutting Edge Winter_Items Able to tackle the followingHigh performance carbide is welded to the cutting edge for durability and to help prevent tooth loss. Aggressive tooth design drills through wood, steel, stainless, cast iron, fiber cement & plaster. Highlights: Diameter: 11 16 inch Applicable Materials: Abrasives Cast Iron Stainless Steel Steel Wood Cutting Edge Material: Carbide Speed Rating: 1800 rpm Aluminum 690 rpm Stainless Steel 270 rpm Fiber Glass 550 rpm Ceramic Tile 240 rpm Iron Suitable