Item P90-1078
Premium Black Core Bits
Features the highest diamond concentration for maximum footage and drilling speed. Segmented design for use in all types of wet drilling. Designed for concrete applications with moderate to heavy steel reinforcement. Diamond Core Bits are available in many other sizes including diameters from 1/2" to 48" and fractional sizes. Longer lengths are also available. Core bit segments with different bonds can be manufactured to accommodate drilling of unusual aggregates. Call our Sales Department for more information.
Item | Description | Attributes |
---|---|---|
90-1078 |
Size: 7/8" Thread Size: 5/8"-11 Min. RPM: 2,728 Max. RPM: 4,549 Ideal RPM: 3,639 |
|
90-1080 |
Size: 1" Thread Size: 5/8"-11 Min. RPM: 2,387 Max. RPM: 3,980 Ideal RPM: 3,182 |
|
90-1081 |
Size: 1 1/8" Thread Size: 5/8"-11 Min. RPM: 2,122 Max. RPM: 3,538 Ideal RPM: 2,828 |
|
90-1082 |
Size: 1 1/4" Thread Size: 5/8"-11 Min. RPM: 1,910 Max. RPM: 3,184 Ideal RPM: 2,547 |
|
90-1083 |
Size: 1 1/2" Thread Size: 5/8"-11 Min. RPM: 1,592 Max. RPM: 2,653 Ideal RPM: 2,121 |
|
90-1084 |
Size: 2" Thread Size: 1 1/4"-7 Min. RPM: 1,194 Max. RPM: 1,990 Ideal RPM: 1,591 |
|
90-1085 |
Size: 2 1/2" Thread Size: 1 1/4" - 7 Min. RPM: 955 Max. RPM: 1,592 Ideal RPM: 1,273 |
|
90-1086 |
Size: 3" Thread Size: 1 1/4"-7 Min. RPM: 796 Max. RPM: 1,327 Ideal RPM: 1,061 |
|
90-1092 |
Size: 3 1/2" Thread Size: 1 1/4"-7 Min. RPM: 682 Max. RPM: 1,137 Ideal RPM: 909 |
|
90-1087 |
Size: 4" Thread Size: 1 1/4"-7 Min. RPM: 597 Max. RPM: 995 Ideal RPM: 795 |
|
90-1099 |
Size: 4 1/2" Thread Size: 1 1/4"-7 Min. RPM: 531 Max. RPM: 884 Ideal RPM: 707 |
|
90-1088 |
Size: 5" Thread Size: 1 1/4"-7 Min. RPM: 477 Max. RPM: 796 Ideal RPM: 636 |
|
90-1089 |
Size: 6" Thread Size: 1 1/4"-7 Min. RPM: 398 Max. RPM: 663 Ideal RPM: 530 |
|
90-1090 |
Size: 8" Thread Size: 1 1/4"-7 Min. RPM: 298 Max. RPM: 498 Ideal RPM: 398 |
|
90-1091 |
Size: 10" Thread Size: 1 1/4"-7 Min. RPM: 239 Max. RPM: 398 Ideal RPM: 318 |