Bi-Metal Hole Saws have an 8% Cobalt Matrix HSS cutting edge, electron-beam welded to a tough alloy steel back. They cut clean and accurate holes 1-3/8" deep in virtually any machinable material - steel, cast iron, stainless steel, non-ferrous metals, wood, or plastics. All Hole Saws are painted red. Extra Large Hole Saws are any hole saw larger than 6 inches.
Metric Bi-Metal Hole Saws have an 8% Cobalt Matrix HSS cutting edge, electron-beam welded to a tough alloy steel back. They cut clean and accurate holes 1-3/8" deep in virtually any machinable material - steel, cast iron, stainless steel, non-ferrous metals, wood, or plastics. All Hole Saws are painted red. Extra Large Metric Hole Saws are any hole saw larger than 152mm.
Carbide Grit Edge Hole Saws have no teeth to chip or dull and will last up to 10 times longer than High Speed Steel Hole Saws. Cuts almost all the materials which diamond hole saws can cut at less than half the cost. Used to cut the most difficult work encountered: cast iron, ceramic tile, fiberglass (all types), plastic laminates, etc.
Recessed Lighting Hole Saws are designed for electricians. They are used to drill holes in ceilings for recessed lighting fixtures. Carbide Grit Edge Hole Saws have no teeth to eliminate snagging. Will cut almost any ceiling material encountered.
Carbide Tipped Fractional and Metric Hole Cutters are designed for cutting steel plate, stainless steel, galvanized iron, fiberglass, aluminum, and copper up to 3/16" thick. Built-in safety stopper prevents over penetration. Ejector spring ejects slug to save production time. The center drill is a Titanium Nitride coated 135° split point drill. Used by electricians, plumbers, auto and truck repairmen, and general contractors. Outlasts hole saws 5 to 1.
Hole Saw Extensions are designed for boring jobs requiring longer reach. Extensions can be connected to one another for extra long reach. Hex wrench included.