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Light Weight Rock Drilling Tools

Light weight rock drilling tools include integral drilling rods, tapered drilling tools and shank drilling tools, and are mainly matched for air leg rock drill or other small rock drilling equipment. They are used for the excavation of anchor holes in underground mines, shallow holes for mining blasting and mine shafts.

  • Features and Advantages

    -Integral drilling rods
       Shank size: H22
       Head diameter: 30mm to 40mm
       Length: 800mm to 2400mm

    -Tapered drilling tools
       Shank size: H22 and H25
       Length: 800mm to 6000mm
       Length of shank: 83mm, 108mm and 159mm
       Taper degrees: 7°, 11°, 12°
       Bits diameter: button bit – 30mm to 42mm ; cross bit – 32mm to 50mm

    -Shank drilling tools
       Shank size: H22 and H25
       Length: 300mm to 4500mm
       Thread size: R25 and R32
       Length of shank: 108mm and 159mm
       Bits diameter: button bit – 48mm to 57mm ; cross bit – 50mm to 60mm

    Light Weight Rock Drilling Tools