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Home Page  >  Catalog  >  Rotary Drag Bits  >  NW6R Chevron Drag Bits - 3 Wing - Heavy Duty

NW6R Chevron Drag Bits - 3 Wing - Heavy Duty

NW6R Chevron drag bits are heavy duty with 1" thick blades and 1/4" carbide. The Chevron (Apex) style drag bit does not penetrate as fast as the step type, however it will cut harder formations such as medium soft to medium hard sand rock and shale.

NW6R Chevron - Head Only - 3 Wing - Heavy Duty

The NW6R heads and connectors listed below are what we consider to be standard sizes but we can custom manufacture any size that you need! The heads can be furnished with a stopper ring to provide a shouldered thread connection.

*Other sizes available upon request.

Weight  
Description Part # Connection Lbs. Kg Diagram
5 1/2" (139.7mm) NW6R512C3 3 1/2" NW6R 18.0 8.2 NW6R512C3
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5 5/8" (142.9mm) NW6R558C3 3 1/2" NW6R 18.0 8.2
5 7/8" (149.2mm) NW6R578C3 3 1/2" NW6R 19.0 8.6
6" (152.4mm) NW6R600C3 3 1/2" NW6R 19.0 8.6
6 1/8" (155.6mm) NW6R618C3 3 1/2" NW6R 19.0 8.6
6 1/4" (158.8mm) NW65614C3 3 1/2" NW6R 20.0 9.1
6 1/2" (165.1mm) NW6R612C3 3 1/2" NW6R 20.0 9.1
6 3/4" (171.4mm) NW6R634C3 3 1/2" NW6R 21.0 8.5
7" (177.8mm) NW6R700C3 3 1/2" NW6R 21.0 9.5
7 7/8" (200.0mm) NW6R778C3 3 1/2" NW6R 24.0 10.9
8 1/2" (208.3mm) NW6R812C3 3 1/2" NW6R 27.0 12.2
8 3/4" (222.2mm) NW6R834C3 3 1/2" NW6R 28.0 12.7
9 7/8" (250.8mm) NW6R978C3 3 1/2" NW6R 31.0 14.1
10 5/8" (269.9mm) NW6R1058C3 3 1/2" NW6R 38.0 17.2
12 1/4" (311.1mm) NW6R1214C3 3 1/2" NW6R 57.0 25.9
14 3/4" (374.7mm) NW6R1434C3 4 1/2" NW6R 71.0 32.2

Connector Only

S-Stock item *Other threads available upon request.
NW6R Connectors are manufactured from 4142 heat treated alloy steel and are offered in any thread you need.

Weight  
Description Part # Connection Lbs. Kg Diagram
3 1/2" Reg. Pin NW3-312RP 3 1/2" NW6R 15.0 6.8 NW3-312RP
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4 1/2" Reg. Pin NW3-412RP 3 1/2" NW6R 22.0 10.0
6 5/8" Reg. Pin NW3-658RP 3 1/2" NW6R 55.0 24.9
MR Box NW3-MRB 3 1/2 NW6R 15.0 6.8
2 3/8" IF Box NW3-238IFB 3 1/2" NW6R 20.0 9.1
2 7/8" IF Box NW3-278IFB 3 1/2" NW6R 22.0 10.0
3 1/2" Reg. Pin NW4-312RP 4 1/2" NW6R 20.0 9.1
4 1/2" Reg. Pin NW4-412RP 4 1/2" NW6R 22.0 10.0
6 5/8" Reg Pin NW4-658RP 4 1/2" NW6R 55.0 24.9


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