CIR90 DTH Button Bit for Drilling Hole

• Customization: Available
• Customized: Customized
• Length: Taper-length
• Model NO.: CIR90 DTH Button Bit
• Type: Center Drill Bit
• Material: High Carbon Steel
• Usage: Masonry Drilling
• Connection Thread: API 2 3/8"Reg or 90-100*54*6
• Pressure: Low
• Button: 11PCS
• Flushing Hole: 2
• Transport Package: by Carton
• Specification: SGS
• Trademark: BESTLINK
• Origin: Xiamen, Fujian
• HS Code: 82071990
• Production Capacity: 10000PCS Per Month
• Package Size: 10.00cm * 5.00cm * 30.00cm
• Package Gross Weight: 9.500kg

Product Description

CIR90 DTH Button Bits for Drilling Hole


1. High and low air pressure down-the-hole drill bits
2. Low air pressure holeDia.: 65-220mm
3. High air pressure hole Dia.: 85-305mm
4. Face type: Drop center/concave/convex/double gauge/flat
5. Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.
6. Inch available: 3", 4", 5", 6", 8", 12", etc...


High pressure DTH Button Bits
DTH bit is our company main product. After mang years search, we have rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products.
If you interested in our product please contact freely.


The information 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 25 days for production.
Only 2 or 3 days if we have stock on your request size.
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:
1. Our sales team will response for your question within 24 hours (Holidays Excluded)
2. Technical Support will be available in any time
3. Free replacement will provide once the failure confirmed caused by our product quality


Technical Data

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
CIR Series Spline No.6
Type	Diameter(mm)	Weight (KG)
CIR65	68	2.5
CIR70	76	3.4
CIR80	83	3.45
CIR80X	83	3.5
CIR90	90	3.5
CIR90	100	4.5
CIR90	130	9.5
CIR110	110	6.4
CIR110	123	8.5
CIR110W	110	6.5
CIR110W	123	8.8
CIR150	155	12
CIR150A	155	12.5
CIR150A	165	14
CIR170	175	15.5
CIR170A	185	16
CIR200W	200	48

product photos




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.