4-1/2" 114mm Bi-Metal Holesaw HC142 Runtime: 15 min

Runtime: 15 min

1m3/min max air flow

Concentrated formula (dilution & application chart available)

• Replacement blades available

Hex Bit Impact Socket 11/16

4-1/2" 114mm Bi-Metal Holesaw HC142 Runtime: 15 minStarrett Holesaws. Constant Pitch up to 40mm Dual Pitch Professional Hole Saws 41mm and over are the latest development in multi use bi metal hole saws. Featuring the smooth cutting action of our constant pitch hole saw, combined with aggressive material penetration and swarf clearance, Dual Pitch Professional will cut equally well on thin and thicker gauge materials. This removes the need to carry a constant and a variable pitch hole saw. Advantages: