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27-
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Detailed Description
Wind drill stem
Our company produces the anchor rod, anchor drill pipe, drill bit, etc. Series of products, rod body with 55 simnmo, 90 crmo six-party hollow steel as raw material, high quality products by the drugs, high pressure vacuum tempering heat treatment as a whole. Application of numerical control automation equipment processing molding, to ensure the stable and reliable product quality.
On the wind pipe is mainly used for drill blasting hole, bolt hole. Main types are divided into B19 and B22.
B22 wind pipe other pipe the difference is that it is a single root is used, is unable to connect to use together, the different length.
B19 anchor drill pipe connected to the bit of thread for the M14 x 1.5 or teeth, 0.4 ~ 2.8 meters in length, the length and connections shall be noted in the contract. Anchor rod length of 1 m/root, users need to other specifications can be customized.
Type Threaded connection specification Lengh
B19 1/2-12 M14*1.5 0.4-2.8
B22 M14*2 M16*2 0.4-2.8
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