Core Bore® 4745 Heavy Duty Orange Dry Hole Saw Core Bit, 4 in dia, 13 in OAL, Alloy Steel

Hole Saw Core Bit, Dry, series: Heavy Duty Orange, 4 in dia, 13 in Overall Length, 9 in Cutting Depth, Straight Shank, Alloy Steel, Applicable Materials: Block and Soft Brick.

Features

• Very high quality diamond and longer coring life
• DH - for use in block and soft brick - not for use on concrete
• Dry bits are used with intermittent cuts allowing air to cool the bit, no water needed
• For use on mounted core rigs
• Air slots in the bit tube to keep it cool
• Not all types of brick and block can be drilled
• Jacobs chuck adapter available for hand held rotary drills