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Xiamen Prodrill Equipment Co., Ltd.

Taper Drill Rod, Tapered Rod, Tapered Drill Steels manufacturer / supplier in China, offering Hex22*108 Tapered Drill Rod for Small Hole Drilling, Crackmax 45MPa Non Explosive Blasting Chemical, 4-8hours Splitting Stone Soundless Cracking Agent and so on.

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Hex22*108 Tapered Drill Rod for Small Hole Drilling

Purchase Qty.:
10-49 50-99 100+
FOB Unit Price: US $10 US $9 US $8
Purchase Qty. (Pieces) FOB Unit Price
10-49 US $10
50-99 US $9
100+ US $8
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Port: Xiamen, China
Production Capacity: 10000pec/Months
Payment Terms: T/T, Western Union

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Basic Info
  • Model NO.: hex22*108
  • Usage: Small Hole Drilling
  • Brand: Prodrill
  • Shank Type: Hex22, Hex19, Hex25
  • Useage: for Small Hole Drilling
  • Price: Good Price
  • Trademark: PRODRILL
  • Specification: SGS, CE
  • HS Code: 82071990
  • Length: 800mm--6000mm
  • Material: High Manganese Steel
  • Color: Red, Black, Yellow
  • Degree: 7.11.12
  • Quality: High Quality
  • Conditon: 100% New
  • Transport Package: Wood Package
  • Origin: China
Product Description
Taper Drill Rods
Tapered drill rod,another name called taper rod, tapered drill steels, This provides a hexagonal chuck section to provide leverage for the rotation chuck bushing. It usually has a forged collar to maintain the proper shank striking face position in the rock drill, and a tapered bit end. Tapered steel lengths- available from 0.6m to 3.6 m in length-are measured from the collar to the bit end. 

Shank Hexagon: 19 x108 mm, 22x 108mm, 25 x108 mm,  25 mmX159 mm  6, 7, 11, 12 degree taper in most lengths, taper degree of drill steel is mostly imports for excellent drilling productivity. 

For drilling medium-hard to hard and abrasive rock formations,Taper angles of 11 and 12-degrees are 
normally used on modern drill rigs, like YT28B, YT29A, Y24, YT24, Mobile rock drill pneumatic and hydraulic. 

For low impact rock drills and softer rock formations, a narrow tape range of 7 degrees is used, such as 
Indian, Saudi's granite and marble quarry. 
A comprehensive range of taper button bits, cross bits and chisel bits with 6, 7, 11, 12 degreetaper.

Product Name:

tapered rod


Tapered drill rods, Integral drill rods, Plug hole rods


Tapered drill rods are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling


High quality carbide and high quality steel


No requirement for testing and trial order

We can produce as your request of carbide size, different length of drill rods.

Types of drill rods


Length            (mm)


Weight (kg)

Tapered drill rods

Taper Angle: 4, 6, 7, 11, 12 degree

400mm to 8000mm

Hex22mm*108mm Hex25mm*159mm Hex19mm*108mm

1.7 - 24.9

Integral drill steel

Bit diameter: 26mm, 28mm, 30mm, 32mm, 34mm, 36mm, 38mm, 40mm, 42mm

400mm to 4800mm

3 - 15.4

Plug hole rods

Chisel bit diameter: 17mm, 20mm, 22mm

150mm to 710mm

0.6 - 2.9
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