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The Husqvarna VARI‑DRILL D20 162 mm is a professional-grade diamond core drill bit engineered for demanding wet and occasional dry drilling tasks. Suitable for hard and reinforced concrete, granite, masonry, ventilation, plumbing, and utility channel penetrations.
Robust steel barrel with laser-welded diamond segments provides outstanding durability and resistance to segment loss. The universal 11/4″ UNC female thread ensures stable, precise connection to professional core drill rigs.
| Specification | Details |
|---|---|
| Part number | 582 006 301 |
| Diameter | 162 mm |
| Core length | 450 mm |
| Drill connection | 11/4″ UNC female |
| Coolant | Wet and occasional dry |
| Power range | 1.5-4 kW |
| Number of segments | 12 |
| Segment length | 24 mm |
| Segment width | 4.0 mm |
| Segment height | 11 mm |
Users report reliable, fast drilling with minimal vibration even in very hard materials. Wet drilling significantly prolongs segment lifespan, and occasional dry use offers flexibility. The solid build ensures durability under intense use.
Q: Can this be used dry?
A: Yes - it's designed primarily for wet drilling but can handle occasional dry use; wet drilling extends diamond life.
Q: Which motors are compatible?
A: The standard 11/4″ UNC female thread fits Husqvarna DM-series (e.g. DM 430, DM 700) and other professional core drill rigs.
Q: Is it suitable for service penetrations?
A: Definitely - the 162 mm diameter and 450 mm core depth are ideal for plumbing, HVAC, ventilation, and utility channel drilling.
