Husqvarna Diamond Core Drill Bit 595934201 2 1/4 Inch Vari-Drill B10 (24 Inch Tube 1-1/4-7 Thread Laser Welded Reinforced Concrete Masonry Wet)
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Husqvarna 595934201 2.25 Inch x 24 Inch B10 Vari-Drill Diamond Core Bit
The Husqvarna 595934201 is a 2.25-inch overall diameter wet diamond core drill bit engineered to execute continuous deep utility penetrations through hard reinforced concrete, rebar-embedded retaining walls, and heavy masonry structures. Built with an extended 24-inch steel core barrel, this Silver-level B10 Vari-Drill series tool incorporates six laser-welded diamond segments measuring 0.95 x 0.14 x 0.4 inches to facilitate instant bit tracking and smooth, chatter-free hole starting. Equipped with a standard 1-1/4-inch - 7 threaded hub connection, it operates efficiently under continuous water cooling with core drill rig motors rated between 2 HP and 5 HP, delivering straight core extractions for specialized piping, conduit runs, and heavy anchor bolts without barrel extensions.
Best Used For:
- Specialized Conduit & Piping Penetrations: Boring precise 2.25-inch (57mm) clearance holes through thick concrete foundation walls and floor slabs for utility lines and mechanical anchors.
- Steel-Reinforced Concrete Coring: Penetrating heavy steel rebar mesh and hard-cured aggregate concrete containing granite, flint, and limestone without segment shear.
- Deep Wall & Barrier Penetrations: Completing continuous 24-inch deep core extraction passes in structural masonry and retaining walls in a single setup.
Key Performance & Safety Features
- Extended 24-Inch Core Barrel Depth: Deep-reach barrel capacity eliminates the need for bit extension rods during thick wall and slab coring operations.
- Six Laser-Welded Diamond Segments: High-integrity laser welding joins diamond cutting segments directly to the steel tube for maximum safety under high torque.
- Soft-Start Segment Contour: Specialized segment shape reduces initial friction and vibration to ensure rapid, precise hole starts.
- 0.4-Inch Segment Height Matrix: Generous matrix height paired with industrial diamonds delivers elevated cutting speed and extended wear resistance.
- Standard 1-1/4"-7 Threaded Hub: Universal female thread connection fits directly onto standard commercial core drilling rig spindles.
- Wet-Only Coolant Circulation: Designed for continuous water flow to flush slurry, prevent bit binding, and maintain cool segment temperatures.
What's Included
- (1) Husqvarna 595934201 2.25" x 24" B10 Vari-Drill Diamond Core Bit
Technical Specifications
| Brand Manufacturer | Husqvarna® Construction Products |
| Model Part Number OEM SKU | 595934201 |
| Core Bit Cutting Diameter | 2.250 inches (2-1/4" / 57 mm) |
| Core Travel Barrel Length | 24.000 inches (24" / 610 mm) |
| Spindle Connection Thread | 1-1/4" - 7 Threaded Connection |
| Performance Grade Series | Vari-Drill™ B10 (Silver Performance Level) |
| Number of Diamond Segments | 6 Segments |
| Diamond Segment Dimensions | 0.95" L x 0.14" W x 0.40" H (24.1 x 3.6 x 10.2 mm) |
| Segment Attachment Method | Laser Welded Segments |
| Recommended Motor Power Output | 2.0 HP to 5.0 HP (1.5 kW to 3.7 kW) |
| Coolant Requirements | Wet Cutting Only |
| Gross Product Weight | 5.93 lbs (2.69 kg) |
Pro-Tip: Maintain constant water pressure when wet coring 2.25-inch penetrations through thick concrete walls to flush slurry out of the 24-inch barrel, preventing slurry packing and bit seizure.