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Super Lowest Price Drill Bit - Polycrystalline Core Bit – Ruishi

Features: 1、Short parabolic configuration outer cone crown design,high cutter density,significantly increases wear resistance and stability of the bit. 2、Inner and outer gauges are protected by natural diamond,which helps several-fold increasing wear resistance and stability of the bit. 3、Optimize the waterway design, benefits for the bit cleaning and cooling. 4、Suitable for coring in medium to medium hard abrasive formation.High rate of core recovery.

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”

 

0.50-1.20

1.5’’

川8-3CBS

川8-4CBS

40~150

23~70

11~20