Taper 7 Degree Drill Rod With Shank 22 x 108mm Diameter from 600mm to 6000mm

Taper drill pipe, taper 7 degree,shank: 22 x 108mm, H22, length: 1800mm, material: 55SiMuMo weight: 5.59kg per piece

Taper drill pipe, taper 7 degree,shank: 25 x 159mm, H25, length: 1800mm, material: 55SiMuMo weight: 6.00kg per piece

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.

Taper Drill Rod Specification: 

Tapered Rock Drilling Tools - 7 degree, Shank 22 x 108mm

Application:

• Suitable for small hole range drilling
• Widely used in dimensional stone quarrying industry and underground mining industry. 

Order information: 

Drill rod shank type + Taper degree + Length

 (1) Type: Shank 22 x 108mm, Shank 25 x 159mm

 (2) Taper degree: 7 degree, 11 degree, 12 degree

 (3) Length: 600mm,  1000mm, 1200mm, 1500mm, 1600mm, 2000mm, 3000mm, 4000mm, 5000mm etc.

      We can design and munufacture according to your specical requirements.