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Hexagonal Steel Tapered Rock Drill Rods Shank 22 x 108mm 12 Degree

Hexagonal Steel Tapered Rock Drill Rods Shank 22 x 108mm 12 Degree
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  • Hex22mm / Hex25mm Rock Tapered Drill Rod
  • BESTLINK

Hexagonal Steel Tapered Rock Drill Rods Shank 22 x 108mm 12 Degree

tapered rock drilling tools

Tapered equipment affords drillers the ability to change drilling bits whilst still using the same drilling rod. Different taper sizes have different characteristics when it comes to the “knock-off” index – the smaller angle will prevent the bit from spinning.


• Suitable for small hole range

• Widely used in Dimensional Stone Quarrying Industry

• Widely used in Underground Mining Industry


Competitive Advantage

High strength chromium-molybdenum steel with high fatigue strength and excellent wear resistance

Hex22mm / Hex25mm Rock Tapered Drill Rod , Blast Hole Drilling Tapered Rod


Specifications of tapered drill rod:

Model Taper Degree Drilling Rod Length Shank Size
Hex.19mm 4.46, 6, 7, 11 and 12 0.4m-4.0m 83mm,108mm
Hex.22mm 4.46, 6, 7, 11 and 12 0.4m-4.8m 108mm
Hex.25mm 4.46, 6, 7, 11 and 12 0.8m-4.8m 108mm,159mm


drill rod


Tapered drill rod


Factory drill rod

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Bestlink Factory

Xiamen Bestlink Factory Co., Ltd  is  committed  to  provide  the  best  drilling  and  cutting machine,  tools and accessories products in marble and granite stone quarrying,  as well as in civil engineering application, especial demolition project. it is now a leading manufacturer of cutting and drilling equipment for the extraction of marble, granite  and ornamental stones in china.  

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