1-3/4" x 10" Air Cooled Dry Diamond Core Drill Bit for Brick and Block Supreme
Air-Cooled 1-3/4" Dry Diamond Core Drill Bit for Brick and Block. This unique air-cooled design allows fast, clean drilling of holes without the use of water. These Dry Bits are designed for use on Brick and Block. Not recommended for use on cured reinforced concrete. All air-cooled dry bits come with a built-in 5/8"-11 head. Drill depth is 10".
Air-Cooled 1-3/4" Dry Diamond Core Drill Bit for Brick and Block. Supreme quality diamond core bits are preferred by professional contractors and are designed for medium to large sized jobs where cost per hole is important. Drill Depth is 10". 1-1/2" diameter and smaller have 5/8"-11 built in head. 1-3/4" diameter and larger have a 1-1/4"-7 built in head. The Supreme bits have a greater amount of diamond segments than the Premium, which provide faster cutting and longer life. Special lengths are available and can be shipped within 3 working days.