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Heavy Duty Friction Welded Drill Rods

Designed for rotary and DTH drilling these rods are extremely strong and hard-wearing with tool joints friction welded to the rod tube, and all threads nitrided for superior wear resistance.

Available in diameters up to 5 1/2 ” (139.7mm) and effective lengths up to 6 metres, with various thread types including API, Beco, NWY, and Mayhew.

Normally supplied with square spanner flats at each tool joint and plastic thread protectors.

 

Technical Data

Rod Type

Rod O.D.

(mm)

Bore (mm)

Thread

Wall

thickness

(mm)

Application

HD76

76.2

25.4

2.3/8 API Reg

4

DTH

HD76

76.2

25.4

2.3/8 API Reg

6.35

DTH / Rotary

HD76

76.2

25.4

2.3/8 API Reg

8

Rotary

HD76

76.2

25.4

2.3/8 API Reg

9.5

Rotary

HD89

88.9

25.4 (or 44.5)

2.3/8 API Reg (or I.F.)

4.5

DTH

HD89

88.9

25.4 (or 44.5)

2.3/8 API Reg (or I.F.)

6.35

DTH / Rotary

HD89

88.9

25.4 (or 44.5)

2.3/8 API Reg (or I.F.)

8

Rotary

HD89

88.9

25.4 (or 44.5)

2.3/8 API Reg (or I.F.)

9.5

Rotary

HD101

101.6

25.4

2.3/8 API Reg

6.35

DTH / Rotary

HD101

101.6

44.5

2.3/8 API I.F.

8

Rotary

HD101

101.6

44.5

2.3/8 API I.F.

9.5

Rotary

HD114

114.3

38.1

3.1/2 API Reg

4.5 or 6.35

DTH

HD114

114.3

38.1

3.1/2 API Reg

8

DTH / Rotary

HD114

114.3

38.1

3.1/2 API Reg

9.5

Rotary

HD114

114.3

44.5

2.7/8 API I.F.

6.35

DTH

HD114

114.3

44.5

2.7/8 API I.F.

9.5

Rotary

HD127

127.0

68.3

3.1/2 API I.F.

6.35

DTH

HD127

127.0

68.3

3.1/2 API I.F.

8

DTH / Rotary

HD127

127.0

68.3

3.1/2 API I.F.

9.5

Rotary

HD140

139.7

57.2

4.1/2 API Reg

8

DTH / Rotary

HD140

139.7

57.2

4.1/2 API Reg

9.5

Rotary

HD140

139.7

57.2

4.1/2 API Reg

12.5

Rotary