Product Description

Cutting Dia. Spiral Height Spiral Pitch Shell Thk. Spiral OD. Center Tube OD. Teeth No. Weight
600 1400 700 20/30 550 180 24 590
800 1400 350 20/30 750 219 28 780
900 1400 800 20/30 850 219 26 850
1000 1400 800 20/30 950 219 28 980
1200 1400 800 20/30 1150 273 32 1150
1500 1400 800 20/30 1450 273 36 1503

Features

-Design as straight type , better for carry soil.

-Double cutter bearing uniform force , can avoid inclined hole .

-Double spiral easy to carry soil , but meet cohesive soil , single spiral is easy to dump spoil.

-Applicable layers: clay , high-weathered layer , gravel etc .

Remark:

-Cutting DIA. Custom : design various cutting diameter based on demand.

-Spiral HlT.Custom : design as demand, prolong or shorten, increase amount of perdrilling, improve efficiency.

-Spiral Pitch Custom : adjust the spiral pitch according to different working condition.

-Teeth Custom : equiped different teeth, like bullet teeth, flat teeth according todifferent working condition.

-Key Component Reinforce Custom : strengthen the key component to extend life cycle.

-Kelly Box Custom : custom kelly box size based on the kelly bar, such us 130*130,150"150,200200,250*250 etc.