Wind Drill Rod

Our company produces wind drill rod, anchor rod, anchor drill rod, pneumatic drill bit, etc. Series products. Rod body uses 55 simnmo, 90 high-quality six-party hollow 90crmo alloy steel as raw materials. The product high pressure calcined vacuum whole tempering heat treatment. Application of numerical control automation equipment processing molding, ensure product quality stable and reliable.
b22 wind drill stem rod only using with 1 root, can not be connected together, with different length.
b19 anchor drill pipe connected to the bit thread is m14 x 1.5 or square teeth, length is 0.4 -2.8 m. Anchor rod length: 1 mroot,other specifications can be customized.
model threaded connection specification length
b19 12-12 m14*1.5 0.4-2.8
b22 m14*2   m16*2 0.4-2.8