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The Husqvarna VARI‑DRILL D20 72 mm diamond core drill bit (part number 582 00 54‑01) is engineered for medium to heavy-duty applications, offering excellent cutting performance in hard and reinforced concrete using wet or dry drilling.
Constructed from durable steel with laser-welded diamond segments, this bit ensures longevity and reliability even in demanding environments. Its 11/4″ UNC female connection provides secure compatibility with standard core drill motors.
| Specification | Details |
|---|---|
| Part Number | 582 00 54‑01 |
| Diameter | 72 mm |
| Core Length | 500 mm |
| Segment Count | 6 |
| Segment Width | 3.5 mm |
| Segment Height | 7 mm |
| Connection Thread | 11/4″ UNC female |
| Coolant Type | Wet |
| Power Range | 1.5-4 kW (up to medium‑heavy core motors) |
In field use, the VARI‑DRILL D20 delivers high-speed penetration in tough materials such as hard concrete, brick, and natural stone. Users report smooth core removal and reduced vibration thanks to the advanced segment design. The bit remains reliable under intensive use, withstanding heavy-duty applications like plumbing, ventilation, and pipe installations.
Q: Can this bit be used for dry drilling?
A: Yes, it is suitable for both wet and dry drilling operations.
Q: What drill motors is it compatible with?
A: It fits any standard 11/4″ UNC core drill motor up to around 4 kW, including Husqvarna DM 400, DM 430, and similar models.
Q: What is the difference between VARI‑DRILL and ELITE‑DRILL?
A: The VARI‑DRILL series is a silver-grade, versatile option designed for medium to heavy-duty tasks, whereas ELITE‑DRILL variants are gold-grade for even tougher, high-density concrete operations.
