83mm External Diameter G105 Steel Grade Rock Drilling Chisel Head

High Quality Integral Drill Rod For Mining Drilling Rock Drilling Chisel Head

Product Description

Pilot Drill Head:
1. Steel grade: G105
2. Specification: Dia 50-127mm
3. Good quality and low price
4. All sizes as customer's request

  
Features

Stratum: suitable for sand and medium to very hard soil

Structure: steel shell, welded

Connect with drill pipe: Octagonal connection is directly connected with drill pipe

Laying pipe connection: rotatable or non-rotating

 
 


 
FAQ
 
Q: What is your delivery time?
A: It usually takes 20 days to produce. Within 3 days (if there is stock).
 
Q: How to control the quality?
A: Before shipping, we should check and test each drill rod.
 
Q: Do you agree to order samples?
A: Yes, we welcome your sample order to test our quality.
 
Q: Has your drill pipe been heat treated?
A: Yes, our heat treatment of drill pipe and casing.
 
Q: Does your drill pipe have anti-rust function?
A: Yes, each drill pipe and casing will be anti-rust with paint or anti-corrosion oil before transportation. If you need galvanized pipe, please contact us.