Roller Bit-Replaceable(YX-4)
With the obsession to make a TRULY replaceable piling bit, Replaceable Piling roller bit(YX-4)comes out in life. The redesigned integral Holder makes the difference.
No old bit stuck during the replace;
More stable new bit during the working.
Specification:
1.Size:8-1/2″
1.Insert Shape: Chisel, Conical, Ballistic, Spheral
1.IADC: 517,537, 617, 637
1.Formation: 100-300 Mpa, Granite and other hard rock formation
Right inserts for right rock
Covers all types of rock from your specially project
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