(COP44/DHD340) Faster Quarrying Down The Hole Drill Bit

• Customization: Available
• Type: Thread Button Bit
• Material: Tungsten Carbide
• Model NO.: COP34/IR/DHD/SD/QL/NUMA/BR/CIR/Bulroc/Halco/Demag
• Application: DTH Drilling, Coal Mining, Quarrying
• Size: 3" 4′" 5" 6" 8" 10" 12" Inches
• Mining Object: Coal Machinery, Ore Machinery, Stone Quarry
• Air Pressure: High, Medium, Low
• Color: Yellow/Blue/Black or Depends on Your Request
• Drill Diameter: 65mm-800mm
• Connection Thread: API Standard
• Delivery Time: Within 20 Days Afer Receiving Your Full Payment
• Transport Package: by Carton/Wooden Case/Plywood or Depends on You
• Specification: CE&SGS
• Trademark: Bestlink
• Origin: Xiamen, China
• HS Code: 82071990
• Production Capacity: 30000PCS/Month

Product Description

(COP44/DHD340) Faster Quarrying Down The Hole Drill Bit
1.10 years experience
2. Material: Tungsten Carbide
3. Various Models and Sizes in Stock
4. Certificate: SGS

Bit Face Shape Selection:
1. Drop Center Bit
2. Concave Face
3. Convex Face
4. Double Gauge Face
5. Flat Face Bit

Carbide Button Shape Selection:
1. Domed/Round Button
2. Parabolic/Semi-Ballistic Buttons
3. Ballistic Button
4. Sharp Button
5. Flat Button

Available series of DTH hammer:

(1) high pressure
SD series hammer: SD 5, SD 6, SD 8, SD 12.
QL series hammer: QL 30, QL 40, QL 50, QL 60, QL 80.
DHD series hammers: DHD 3.5, DHD 340. DHD 350, DHD 360, DHD380.
Mission series hammers: M30, M40, M50, M60, M80.
Cop series hammers: Cop 32/34, Cop 42/44, Cop 54/64.
NUMA series hammers: Numa100, Numa120, Numa125

(2) medium pressure
BR Series: BR1, BR2, BR3
HD25A

(3) low air pressure:
CIR Series: CIR55, CIR60, CIR70, CIR80, CIR90, CIR100, CIR110, CIR150, CIR170, etc.
J Series: J60C, J70C, J80B, J100B, J150B, J170B, J200B, etc.

Technical Data's:

Drill Bit Series	Bit Dia.(mm)	Gauge Buttons	Front Buttons	Weight(Kg)
Cop32	85	6×φ14	4×φ12	4.2
	90	6×φ14	5×φ12	4.5
	95	7×φ14	5×φ12	4.7
	100	8×φ14	6×φ12	5
	105	8×φ14	6×φ13	5.3
HD35(IR3.5, Cop34)	85	6×φ14	4×φ12	4.2
	90	6×φ14	5×φ12	4.5
	95	7×φ14	5×φ12	4.8
	100	8×φ14	6×φ12	5
	105	8×φ14	6×φ13	5.5
HD45(DHD340A, Cop44)	105	6×φ14	5×φ13	8.5
	110	7×φ14	6×φ13	8.8
	115	8×φ14	7×φ13	9
	120	8×φ14	8×φ13	9.8
	127	9×φ14	9×φ14	11
HD55(DHD350R, Cop54)	133	7×φ16	6×φ14	16
	140	8×φ16	7×φ14	16.5
	146	8×φ16	8×φ14	17
	152	8×φ16	7×φ16	17.5
	165	8×φ16	8×φ16	18.5
HD65(DHD360, Cop64)	152	8×φ16	8×φ16	22
	165	8×φ18	8×φ16	24
	178	8×φ18	8×φ16	26
	190	9×φ18	9×φ16	28
	203	10×φ18	10×φ16	29.5
HD85(DHD380, Cop84)	195	9×φ18	9×φ18	34
	203	10×φ18	10×φ18	36
	216	12×φ18	12×φ18	45
	254	12×φ18	20×φ18	58
	305	12×φ18	30×φ18	75

About Us:
1. Our factory has been specialized in manufacturing drilling tools and spare parts since 1980.
2. We have advanced technology and equipment.
3. Our technician has more than 25 year's professional working experience.
4. Rock drilling tools are exported throughout the world. Main market: Norway, Turkey, USA,
Canada, Australia, Brazil, Uruguay, Iran, Philippines, Thailand, India, etc.

a. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of HD series DTH hammer designed according to newest rock drilling theory.
b. Smooth performance and long service lifeof HD series DTH hammer due to high quality alloy steel materials and advanced processing technology adapted.
c. Low problem rate and easy to maintenancedue to simple, reliable and easy assemble and disassemble inner structure of hammer.
d. Easy to depart bit from hammer due to multi- Head thread connecting chuck and cylinder of hammer.
e. Interchangeable with DTH bit and drill pipe.