All RIDGID segmented diamond drill bits are laser welded for superior strength. 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 specially designed for high speed drilling. Unique diamond segment design can increase drilling speed as much as 30% over conventional bits.

Ordering Information

Catalog Number Bit Diameter Weight
in. mm lb. kg
98170 1/2  * * 1.10  0.5  Buy Now
98175 5/8  * * 1.15  0.5  Buy Now
98180 3/4  * * 1.19  0.5  Buy Now
98185 7/8  * * 1.50  0.7  Buy Now
98190 * * 2.00  0.9  Buy Now
98195 1 1/4  * * 2.60  1.2  Buy Now
98200 1 1/2  * * 3.20  1.5  Buy Now
98205 1 3/4  3.55  1.6  Buy Now
98210 4.05  1.8  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
98230 6.00  2.7  Buy Now
98235 3 1/2  6.50  Buy Now
98240 8.00  Buy Now
98250 11.50  Buy Now
98255 5 1/2  13.25  Buy Now
98260 14.00  Buy Now
98265 6 1/2  15.25  Buy Now
98270 16.00  Buy Now
98275 22.00  Buy Now
98280 24.25  Buy Now
98290 12  41.25  Buy Now
98295 14  60.50  Buy Now
Requires Adapter No. 98715

High Speed Premium Red

Catalog Number Bit Diameter Weight
in. mm lb. kg
51507 4.05  Buy Now
51512 2 1/2  5.00  Buy Now
51517 6.00  Buy Now
51522 3 1/2  6.50  Buy Now
51527 8.00  Buy Now
51537 11.50  Buy Now
51542 14.00  Buy Now
51547 22.00  Buy Now
51557 12  41.25  Buy Now

Bit Extension Rods and Adapters

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
98715 1 1/4  Buy Now
98720 1 1/4  Buy Now
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