Diamond Products 46337 4-1/2-Inch Premium Black Dry Hole Saw Bits
Price 179.79 - 488.00 USD
Block and hard brick * 9-Inches of drilling depth * 5/8-Inch to 11 hub * Jacobs chuck adapter available for hand held rotary drills 5/8-Inch to 11 thread to straight shank * Not for use on concrete