Product Description
China factory price high speed auger drill rod/spiral/pipe/single thread and thread twist drill rod for coal mining
Twist Drill Rod
It can keep high drilling speed and drilling efficiency. Compared with traditional drilling technology, it can avoid torsion and bend stress efficiently and improve the drilling speed.In addition, it has large advantages in coal digging which adopting serried hole drill and gas discharging. And it can discharge gas and overcome the stress at high speed to achieve the out burst proof and ensure the coal digging safety.
TypeSingle Thread and Twist ThreadDiameterD26mm - D32mmThreadM16,M18,T16Length0.5m - 3mRelated Products
Hex. Drill Rod
YT28 Rock Drill
YN27C Gasoline Rock Drill
Chisel Bit
Button Bit
Cross-type BitCompany ProfileContact Me