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Litian Heavy Industry Machinery Co., Ltd
Litian Heavy Industry Machinery Co., Ltd
Tapered Steel Rod
Tapered Metal Rod
Tapered Drill Rods
Tapered Drilling Tools
Tapered Steel Rod
Tapered Metal Rod
Tapered Drill Rods
Tapered Drilling Tools

Tapered Drill Rods

Tapered drill rod is suitable for small pneumatic rock drills or hydraulic rock drills for shallow hole drilling operations, and are generally made of H22 and H25 hexagonal hollow drill steel. The tapered drill rod needs to be matched with the taper drill bit for rock drilling, and It is usually used in rock drilling operations in quarries, coal mines, roadbeds, construction and other fields. Conventional taper angles for tapered drill rods are 7°, 11°and 12°.


Specification Of Tapered Drill Rods


LengthDiameterWeightModel No.

[mm][ft-in][mm][in][kg]

Tapered_drill_rod_Hex_22_7.png

Shank H22×108mm, Hex 22, 7°

18005' 91"227/8"5.8H22-T7-1800
24007' 10"227/8"7.6H22-T7-2400







Tapered_drill_rod_Hex_25_7.png

Shank H25×108mm, Hex 25, 7°

18005' 91"251"8.2H25-T7-1800
24007' 10"251"6.4H25-T7-2440


11°

LengthDiameterWeightModel No.

[mm][ft-in][mm][in][kg]

Tapered_drill_rod_Hex_22_11.png

Shank 22×108, Hex 22, 11°

12204'227/8"4.1H22-T11-1220
18306'227/8"5.9H22-T11-1830


12°

LengthDiameterWeightModel No.

[mm][ft-in][mm][in][kg]

Tapered_drill_rod_Hex_22_12.png

Shank 22×108, Hex 22, 12°

6102'227/8"2.2H22-T12-610
12204'227/8"4.1H22-T12-1220
18306'227/8"6.0H22-T12-1830
24408'227/8"7.8H22-T12-2400


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