China Drill Rod Taper Manufacturer 11 Degree Rock Drill Rod

Tapered drill rod is a further development of the integral drill rods.

It usually has a forged collar to maintain the proper shank striking face

position in the rock drill.

Length

4°46’, 6°, 7°, 11°, 12°;

H22x108mm shank, 4°46' 7°11°12° taper degree

Length(L)

Part Number

Weight

mm

Foot/inch

Kg

400

1'33/4''

TRH22L0400

1.7

800

2'71/2''

TRH22L0800

2.9

1830

6'

TRH22L1830

6.0

2000

6'63/4''

TRH22L2000

6.5

2435

8'

TRH22L2435

7.8

3050

10'

TRH22L3050

9.9

3200

10'6''

TRH22L3200

10.1

4000

13'13/8''

TRH22L4000

12.7

4800

15'87/8''

TRH22L4800

15.1

5600

18'45/18''

TRH22L5600

17.5

6400

21'

TRH22L6400

20.0

7200

23'71/4''

TRH22L7200

22.4

8000

26'23/4''

TRH22L8000

24.9