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Core Drill Bits

Core Drill Bits

All RIDGID® segmented diamond drill bits are laser welded for superior strength. They are three times stronger than conventional brazed bits. RIDGID core bits are available in 2 styles: Premium Red and High Speed Premium Red. Premium Red core bits are heavy-duty, multi-purpose bits for drilling in many types of materials including reinforced concrete, cinder block, stone, etc. High Speed Premium Red core bits are designed for high speed drilling. Unique diamond segment design can increase drilling speed as much as 30% over conventional bits.

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Ordering Information

{{model}}
Catalog Number Bit Diameter Weight
in. mm lb. kg
98185 7/8  * * 1.50  0.7  Buy Now
98215 2 1/4  4.25  1.9  Buy Now
98220 2 1/2  5.00  2.3  Buy Now
98225 2 3/4  5.50  2.3  Buy Now
98240 8.00  3.6  Buy Now
98250 11.50  5.2  Buy Now
98265 6 1/2  15.25  6.9  Buy Now
Requires Adapter No. 98715
High Speed Premium Red
{{model}}
Catalog Number Bit Diameter Weight
in. mm lb. kg
51507 4.05  Buy Now
51512 2 1/2  5.00  Buy Now
51522 3 1/2  6.50  Buy Now
51527 8.00  Buy Now
51537 11.50  Buy Now
51547 22.00  Buy Now
51557 12  41.25  Buy Now
Bit Extension Rods and Adapters
{{model}}
Catalog Number Length Fits Bit Size Thread Weight
in. mm in. mm in. mm lb. kg
98690 1 - 1 1/2  5/8 - 11  1 1/4  Buy Now
98695 12  1 - 1 1/2  5/8 - 11  Buy Now
98700 1 3/4  1 1/4 - 7  2 1/4  Buy Now
98705 1 3/4  1 1/4 - 7  3 1/4  Buy Now
98710 12  1 3/4  1 1/4 - 7  6 1/4  Buy Now
98720 1 1/4  Buy Now
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