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How to Replace DR Auger Rock Picks (Dedicated Rock Augers)

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Rotating rock picks, are the auger teeth used on our Digga dedicated rock augers (DR) for drilling from soft rock to hard fracturable rock. Here are some things you can observe to determine whether the rock picks are worn: The teeth need to rotate while drilling to maintain an efficient cutting tip. The tungsten tip and tooth should be evenly pointed. Poorly maintained teeth reduce cutting efficiency and wear out faster costing time and money. We recommend you replace worn teeth immediately! Tip: the outside teeth (C) will wear the fastest as they are travelling the greatest distance so will need replacing more often. Try swapping the outer tooth for an inner tooth to keep the wear even. Always use your best teeth on the outside pockets. Here are some examples or rotating rock picks in various states of wear. Tooth A has not been rotating in the pocket and as a result the tooth is uneven and will cut poorly. We recommend changing this tooth. You may also notice if the tungsten tip has