Core barrels use high durable tricone roller bits

Unidrill Tricone Roller Bits could totally meet the requirements of different rock geological conditions and suitable for different brands of core barrels. Unidrill tricone roller bit is covered with 14mm carbide cones, common holder locking by pins. Working application of Unidrill roller cone bit: suitable for 80-160Mpa hardness rock, the drilling pressure of Unidrill roller bit is 200KN-350KN.