Core Bore Heavy Duty Dry Hole Saw Core Bit Sizes:3-1/2" The brand is known for

The brand is known for designing innovative

4 1 1/4 In

Anti-Vibration System – Reduces operator fatigue and allows longer operation

and premium compaction performance

Core Bore Heavy Duty Dry Hole Saw Core Bit Sizes:3-1/2" The brand is known forCore Bore Heavy Duty Dry Hole Saw Diamond Core Bit Features Drill dry through block and brick in seconds Not recommended for concrete or hard materials 9" drilling depth, come with standard 5 8" 11 threading, and easily attach to most hand held drills Jacobs Chuck Adapter available for hammer drills 5 8" 11 thread to straight shank Diameter Amps Max Min RPM 1" (25mm) 6 6000 2300 1 1 4" (32mm) 6 6000 2300 1 1 2" (38mm) 6 6000 2300 1 3 4 (44mm) 7 5000