Usage and notes:

1. Professional supplier of drilling tools 
2. High quality Factory price 
3. Advanced Production Craft 
4. Greater Stability

Parameter:

Tapered drill rod hexagonal diameter: 19mm or 22mm;

Tapered drill rod shank: Hex 19*108mm, Hex 22*108mm
Tapered drill rod length: 400mm, 600mm, 800mm, 1000mm, 1200mm, 1500mm, 2000mm, etc.
Tapered drill rod degree: 4°46´,7°, 11°, 12°, etc;

Tapered drill rods, also named taper drill steels, work with taper drill bits which are usually hexagonal. When it comes to the small-hole drilling

 tools equipped with pneumatic & hydraulic rock drills,Taper drill equipments is prevailingly used for rock drilling, blasting holes and other drilling

 works especially in the mining application and dimentional stone industry. Tapered drill steels are the same as integral drill rods which have

different length to fit different drilling applications in mining, quarrying, road building etc.

Relate Products:

Our Engineering Case:

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Package Process:

The information about dth drill bit you may like to know before order:

1. Methods of Payment:

  T/T (Telegraphic Transfer) or Western Union or L/C at sight

2. Handling time for an order

  Based on order quantity, normally it takes 3 days for production.

   in 3 working days after receiving the advance payment

3. Shipping way

  Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air

  Bulk order: we suggest by air or by sea.

4. Quality Control

  We have our own experienced QC.

  There will be strict inspection and testing for every order before shipping out.

5. After Services:

  a. Our sales team will response for your question within 24 hours (Holidays Excluded)

  b. Technical Support will be available in any time