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Big Discount Pdc Drill Bit Design - Bi-Center PDC Bit – Ruishi

1、Inner and outer gauges are protected by natural diamond,which helps several-fold increasing wear resistance and stability of the bit. 2、 Short parabolic configuration outer cone crown design,high cutter density,significantly increases wear resistance and stability of the bit. 3、Suitable for medium to medium hard formation.

Bit

              SPECIFICATIONS

     RECOMMENDED PARAMETERS

Size

Primary Cutter Size

TFA (in2)

Gauge Length

Connection

Rotary Speed

(rpm)

Weight On Bit

(KN)

Flow Rate

 (lps)

8-1/2”

13mm

0.50-1.20

1.5’’

4-1/2” REG

40~150

23~70

11~20