200mm Storehouse Directional Drilling Tools , 480L Flat Head Drill Bit

Spiral Auger Taper Button Bit Taper Connection Rock Drill Head

Product Description

1. Steel grade: G105
2. Specification: Dia 50-127mm
3. Good quality and low price
4. All sizes as customer's request
It is a type of drill head, which is suitable for rock geology.
It is used to drill pilot hole for HDD. We make different type pilot bit for different diameter of drill rods. The pilot bit can fit with the sonde of RD, DCI, GL and other pilot instrument.

  
Features

Formation:suitable for sand and medium to very hard soil

Structure:steel casing,welded

Connection with drill rod:octagonal connection direct connection with drill rod

Connection with laid pipe:within or without swivel

 
 


 
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.