10 5/8″ SHV537GTL


Size: 10 5/8″ (269.88 mm)
IADC: 537
Bearing and Seal: Journal Bearing / Composite seal
No. of Rows: 4-4-4
Inner Row: Chisel / 98 pcs
Gauge Row: Wedge / 53 pcs
Trimming Row: Wedge / 23 pcs
Bevel Row: Flat / 53 pcs
Pin Connection: 6 5/8 REG
Bit Weight (KG): 72.0
Weight on Bit (KN/mm): 0.50 ~ 1.05
ROP (rpm): 40 ~ 110



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– With high-strength and high-wear-resistance carbide inserts which are advanced in strength and wear-resistance.
– With new journal bearing structure which greatly prolongs the service life of the bearing, and has the ability to withstand high drilling pressure and adapt to high rotational speed.
– Adopt new flat sealing ring, more suitable for the working environment and the operating parameters of rock bit.
– New type sealing structure make sealing performance and bearing matching, thus greatly improve the service life of drill bit.
– T feature, there is a trimming row between the gauge row and bevel row to protect the cones and trim the well wall.