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11°H22*108mm taper rod 400-6000mm

The 11° taper drill hole is made of carburized alloy steel for extremely strong ductility and hardness. The head is connected to the taper bit, and the tail is connected to the rock drill, jackhammer, etc., and uses rotation and reciprocating motion to transfer energy. Diameter：H22 Length: 400-6000mm, Shank:89/108/159mm top diameter:17.8mm degree:11
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12°H22/H25*108mm taper rod 400-6000mm

The 12° taper drill hole is made of carburized alloy steel for extremely strong ductility and hardness. The head is connected to the taper bit, and the tail is connected to the rock drill, jackhammer, etc., and uses rotation and reciprocating motion to transfer energy. Diameter：H22/G25 Length: 400-6000mm, Shank:89/108/159mm top diameter:15.4mm degree:12
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7°H22/H25 taper rod

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The 7° taper drill hole is made of carburized alloy steel for extremely strong ductility and hardness. The head is connected to the taper bit, and the tail is connected to the rock drill, jackhammer, etc., and uses rotation and reciprocating motion to transfer energy. Diameter：H22/H25, Length: 400-6000mm, Shank:89/108/159mm Top diameter:19.8mm Degree:7°
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