Air Core Drill Bits using Premium Tungsten Carbide for epiroc RC 50 hammer golden drilling

Air Core Bit

Air Core Drill Bits – Premium Tungsten Carbide

Roschen's premium air core drill bits last longer and drill faster, giving you cleaner samples and higher rig productivity.

Choose Harlsan Air Core Drill Bits:

● Heavy‑duty tungsten carbide blades withstand shocks of high‑speed RC drilling
● Proven 20‑year design – in over 40 countries
● Cleaner sample return for better grade‑control decisions
● Exceptional quality with ISO‑accredited manufacturing
● Global shipping every day
● Custom threads & sizes** shipped in days, not weeks

High Strength Air Core Drill Bits

BUILT TO LAST

Drill more meters every day with Harlsan air core drill bits, in any ground conditions.

1. Excellent Sample Return
2. Tungstens Survive Tough Drilling Conditions
3. Modifications to Suit Your Needs
4. Wide Stock Range for Immediate Supply
5. Proven Design with 20 Years in The Field

Air Core Bit Basic Info.
Model NO.	3", 3 1/2", 4", 4 1/2" etc.
Color	as Per Request
Cutting Media	Tc or PDC
Formation	Soft, Medium Hard Formation
Transport Package	Cartons or Ply-Wooden Cases
Specification	3", 3 1/2", 4", 4 1/2" etc.
Trademark	ROSCHEN
HS Code	82071910
Production Capacity	1000 Per Month

Product Parameters

3"	Remet or other threads as per request
3 1/2"	Remet or other threads as per request
4"	Remet or other threads as per request
41/2"	Remet or other threads as per request
4 3/4"	Remet or other threads as per request
Note
Special sizes can also be made as per request.
Any other thread is available against requirements.

Product Tags:

Air Core Drill Bits

      

epiroc RC 50 hammer

      

sandvik RC hammer

      

Air Core Drill Bits using Premium Tungsten Carbide for epiroc RC 50 hammer golden drilling Images