CIR110 Down The Hole DTH Drill Hammer for Mining Drilling Rocks

CIR110 Down The Hole DTH Drill Hammer for Mining Drilling Rocks
Product Information

-Name: CIR110 low air pressure DTH hammer for mining water well drilling
-Item Number: KQ110B
-Brand Name: KAIYU
-Material: Carbide steel
-Machine type: Drilling Equipment
-Processing: Forging
Connect Thread: API 2 3/8" REG BOX
-Bit shank: CIR110
-Packaging: Wooden Case
-Delivery: 3-20days
-Certification: ISO9001
-Place of Origin: Taizhou, Zhejiang,China (Mainland)
-Use: Well drilling, blasting, ore mining
-Application: Marble quarrying and well drilling

Product Description
DTH hammers are used for blast hole drilling and water well drilling project. Working with DTH drilling pipe and DTH drill bit, mainly applied in Mining, Marble quarry or well drilling and other construction projects.
Down-the-hole rock tools (drilling tools) are rock drilling equipment which takes compressed air as power
source to partially transfer impact power into drilling holes. An air distributing device in a top hammer controls a piston to move back and forth.

With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for being produced with advanced craft work and good material.



Hammer length w/o bit (mm)
Top Sub Thread
Outside Diameter (mm)Weight
Bit diameter
Working pressure
 (Bar)     (PSI)
Air consumption
(m³/min)  (CFM)
Bit shank
KQ-110B871API 2 3/8" REG BOX9833110-1505-1072-1457-12247-424CIR110
KQ-130B890API 2 3/8" REG BOX11248.5130-1755-1072-1457-12247-424CIR130

CIR110 Down The Hole DTH Drill Hammer for Mining Drilling Rocks


Item Description Part NumberItem DescriptionPart Number
   1. Top SubKQ90A-01   8. ValveKQ90A-08
   2. CapKQ90A-02   9. Guide SleeveKQ90A-09
  3. Check ValveKQ90A-03   10. Bit Retainer RingKQ90A-10
  4. SpringKQ90A-04   11. O-ringKQ90A-11
  5. ShimKQ90A-05   12. Driver SubKQ90A-12
   6. Rubber ringKQ90A-06   13. Outer SleeveKQ90A-13
   7. Valve capKQ90A-07   14. Outer SleeveKQ90A-14

CIR110 Down The Hole DTH Drill Hammer for Mining Drilling Rocks


1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption. 
2. High quality alloy steel materials and advanced processing technology adapted makes smooth performance and long service of DTH hammer.
3. Simple, reliable and easy assemble and disassemble inner structure makes low problem rate and easy to maintenance.
4. Multi-head thread connecting chuck and cylinder of hammer makes easy to depart bit from hammer. 
5. Interchangeable with DTH bit and drill pipe.
Shipment and Payment
Ocean, by air, and by road; TT, L/C, Western Union

Wooden case, plastic case, paper+foam box
CIR110 Down The Hole DTH Drill Hammer for Mining Drilling Rocks

Why do you choose KAIYU low air pressure DTH hammers?

1. We are a specialized manufacturer with competitive prices and new designs, and on-time delivery.
2. Minimum order quantity: 1 piece;
3. As a manufacturer, we offer technology supports for all problems and questions. Besides, we accept goods return or replace for quality problem.
4. Bit bodies manufactured from high grade steel and processed using  state-of-the-art CNC machinery and heat treatment.



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