Premium Black Wet Segmented Core Bore Bits

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With VERY HIGH diamond concentration, Premium Black gives maximum footage and drilling speed in all types of wet drilling applications. Good in moderate to high steel applications. Highest quality diamond and longest coring life ORDERING INFORMATION All bits may be ordered with custom bonds Note: All diameters are nominal. Exact tolerances upon request. Core Bit Lengths: 1/2” to 7/8” Diameter Core Bits Standard Core Length= 12”, 1” to 14” Diameter Core Bits Standard Core Length = 13” 16” Diameter Core bits Standard Core Length = 19”/18” Diameter Core Bits Standard Core Length = 22” 20” to 30” Diameter Core bits Standard Core Length = 23” Note: Any length available upon request. Hub Sizes: 1/2” to 1-1/2” = 5/8”-11 threaded hub. 1-5/8” and up = 1-1/4”-7 threaded hub POL - General purpose, longest life P38Z - Hard aggregate with reinforcement P64L - Asphalt and block Size Bond Specification Part Number Catalog Number 4 In. x 13 In. x 1-1/4 In. - 7 P64L 05753 1/2 In. x 12 In. x 5/8 In. - 11 P64L 28585 5/8 In. x 12 In. x 5/8 In. - 11 P64L 61808 3/4 In. x 12 In. x 5/8 In. - 11 P64L 28587 7/8 In. x 12 In. x 5/8 In. - 11 P64L 25115 1 In. x 13 In. x 5/8 In. - 11 P64L 19871 1 1/8 In. x 13 In. x 5/8 In. - 11 P64L 64328 1 1/4 In. x 13 In. x 5/8 In. - 11 P64L 22003 1 3/8 In. x 13 In. x 5/8 In. - 11 P64L 36271 1 5/8 In. x 13 In. x 1-1/4 In. - 7 P64L 36267 1 3/4 In. x 13 In. x 1-1/4 In. - 7 P64L 28595 1 7/8 In. x 13 In. x 1-1/4 In. - 7 P64L 28596 2 1/4 In. x 13 In. x 1-1/4 In. - 7 P64L 23771 2 1/2 In. x 13 In. x 1-1/4 In. - 7 P64L 28597 2 3/4 In. x 13 In. x 1-1/4 In. - 7 P64L 28598 3 In. x 13 In. x 1-1/4 In. - 7 P64L 21246 3 1/2 In. x 13 In. x 1-1/4 In. - 7 P64L 28599 4 1/2 In. x 13 In. x 1-1/4 In. - 7 P64L 23173 5 In. x 13 In. x 1-1/4 In. - 7 P64L 24580 5 1/2 In. x 13 In. x 1-1/4 In. - 7 P64L 28600 6 1/4 In. x 13 In. x 1-1/4 In. - 7 P64L 28601 6 1/2 In. x 13 In. x 1-1/4 In. - 7 P64L 28602 7 In. x 13 In. x 1-1/4 In. - 7 P64L 28603 9 In. x 13 In. x 1-1/4 In. - 7 P64L 28604 10 In. x 13 In. x 1-1/4 In. - 7 P64L 28605 1 1/2 In. x 13 In. x 5/8 In. - 11 P64L 5438 2 In. x 13 In. x 1-1/4 In. - 7 P64L 5525 3 1/4 In. x 13 In. x 1-1/4 In. - 7 P64L 5686 4 1/4 In. x 13 In. x 1-1/4 In. - 7 P64L 5788 6 In. x 13 In. x 1-1/4 In. - 7 P64L 5886 8 In. x 13 In. x 1-1/4 In. - 7 P64L 5980 1 In. x 13 In. x 5/8 In. - 11 POL 5293 10 In. x 13 In. x 1-1/4 In. - 7 POL 5306 1 1/8 In. x 13 In. x 5/8 In. - 11 POL 5338 1 1/4 In. x 13 In. x 5/8 In. - 11 POL 5381 1 3/8 In. x 13 In. x 5/8 In. - 11 POL 5404 1 1/2 In. x 13 In. x 5/8 In. - 11 POL 5441 1 5/8 In. x 13 In. x 1-1/4 In. - 7 POL 5472 1 3/4 In. x 13 In. x 1-1/4 In. - 7 POL 5483 1 7/8 In. x 13 In. x 1-1/4 In. - 7 POL 5509 2 In. x 13 In. x 1-1/4 In. - 7 POL 5529 2 1/4 In. x 13 In. x 1-1/4 In. - 7 POL 5571 2 1/2 In. x 13 In. x 1-1/4 In. - 7 POL 5607 2 3/4 In. x 13 In. x 1-1/4 In. - 7 POL 5629 3 In. x 13 In. x 1-1/4 In. - 7 POL 5661 3 1/4 In. x 13 In. x 1-1/4 In. - 7 POL 5688 3 1/2 In. x 13 In. x 1-1/4 In. - 7 POL 5709 4 In. x 13 In. x 1-1/4 In. - 7 POL 5761 4 1/4 In. x 13 In. x 1-1/4 In. - 7 POL 5791 4 1/2 In. x 13 In. x 1-1/4 In. - 7 POL 5805 1/2 In. x 12 In. x 5/8 In. - 11 POL 5826 5 In. x 13 In. x 1-1/4 In. - 7 POL 5843 5 1/2 In. x 13 In. x 1-1/4 In. - 7 POL 5867 6 In. x 13 In. x 1-1/4 In. - 7 POL 5892 5/8 In. x 12 In. x 5/8 In. - 11 POL 5917 6 1/4 In. x 13 In. x 1-1/4 In. - 7 POL 5921 6 1/2 In. x 13 In. x 1-1/4 In. - 7 POL 5927 7 In. x 13 In. x 1-1/4 In. - 7 POL 5945 3/4 In. x 12 In. x 5/8 In. - 11 POL 5962 8 In. x 13 In. x 1-1/4 In. - 7 POL 5984 7/8 In. x 12 In. x 5/8 In. - 11 POL 6004 9 In. x 13 In. x 1-1/4 In. - 7 POL 6013 Show more