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DRILLING TOOLS · ROTARY DRILLING TOOLS
Double-cut rock auger, twin cone
Twin-start rock auger with a twin-cone flight, for dense sand, cemented gravel and moderately to weakly weathered rock.
| DiameterD · mm | Overall heightH · mm | PitchP · mm | Flight thicknessT1 · mm | Flight thicknessT2 · mm | Bullet teethpcs |
|---|---|---|---|---|---|
| Φ600 | 1850 | 400 | 20 | 30 | 18 |
| Φ800 | 1850 | 400 | 20 | 30 | 22 |
| Φ1000 | 1850 | 500 | 20 | 30 | 24 |
| Φ1200 | 1950 | 500 | 20 | 30 | 26 |
| Φ1500 | 1950 | 500 | 30 | 40 | 31 |
| Φ1800 | 2550 | 600 | 30 | 40 | 49 |
| Φ2000 | 2550 | 600 | 30 | 40 | 57 |
| Φ2200 | 2550 | 600 | 30 | 40 | 63 |
| Φ2500 | 2550 | 600 | 30 | 40 | 69 |
9 catalogue sizes from Φ600 to Φ2500 mm, each with overall height, pitch and flight thickness. Catalogue values; dimensions in mm unless stated. Other sizes on request.
Overview
The conical tip centres the auger and breaks into hard ground ahead of the flights; two cutting edges keep it balanced under high torque.
Applications
How to order
To order, give us the diameter from the table, your rig make and model, and the Kelly bar connection. We reply by email within one business day.