Beijing Guangying Construction Machinery Co.,Ltd
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1. The Double Start Single Flight Drill Auger has been designed for drilling with big diameters and for rock drilling. Auger diameters match BAUER drill casing. The pitch of the flights has been specifically designed to optimise output characteristics for the high torque drilling rigs. For significantly increased tool life, augers with special angled wear protection are available. Two opposite cutting ledges with round shank chisels to centre the tool while drilling.
2. Uses: They are used for drilling soil, rock layer, claypan and sandy gravel.
3. All drill bits have different sizes, minimum diameter is 600mm, the maximum diameter is 2500mm, Centre pipe thickness: 30mm, Flight thickness: 20/30mm.
4. Material: Q345C