Factory Directly Wholesale Prices Rock Drill Bits for Drilling Machines

• Customization: Available
• After-sales Service: Replace If Quality Problems
• Warranty: 3 Months
• Standard: GB
• Surface Treatment: Spray-Paint
• Manufacturing Process: Forging
• Material: Carbon Steel
• Type: DTH Hammer Bit
• Bit Face: Flat Face Bit, Convex Face Bit, Concave Face Bit
• Process: Forging+Machining+Surface Treatment
• Button Shape: Spherical/Ballistic/Parabolic/Sharp/Falt Bottons
• Port Holes: as Request
• Diameter: 30-42mm
• Size: 50-65(mm)
• Customized: Accepted for High Speed Drill Bit
• Button: 6-8buttons
• Flushing Holes: 1/2 / Optional
• Transport Package: as Request
• Specification: As request
• Trademark: Zezon
• Origin: China
• Production Capacity: 20000PCS Per Month

Product Description

Factory Directly Wholesale Prices Rock Drill Bits For Drilling Machines

Our tapered button bit was from high quality cemented carbide and produced with heat treatment technology,which connected with tapered drill rod well for air leg or hand-held rock drill machine for drilling holes in gold and coal mining,marble and granite quarries,stone project, tunnel, water conservancy,etc.                                                                                                                          

Products Description:

Product Specification	Size	Head Diameter	Part No.	Shank Length	Spline	Weight
	(inch)	(mm)		(mm)		(Kg)
DHD25/HD25/COP25	2 inch	76	90515322	174	6	3.2
		80	90515323	174	6	3.3
		85	90515324	174	6	3.4
		90	90515325	174	6	3.5
DHD3.5/HD35/COP3.5	3 inch	90	90515317	180	8	4.7
		95	90515319	180	8	4.8
		100	90515320	180	8	4.9
		108	90515321	180	8	5.4
DHD340/HD45/COP340	4 inch	108	90513713	209	8	7.85
		115	90513715	209	8	8.22
		127	90513716	209	8	8.88
		130	90515203	209	8	9.15
DHD350/HD55/COP350	5 inch	140	90515101	260	8	15.8
		146	90514483	260	8	16.5
		152	90514973	260	8	17
		165	90515423	260	8	18.9
		178	90514712	260	8	20.4
DHD360/HD65/COP360	6 inch	154	90515676	308.5	8	22.5
		165	90515615	308.5	8	23.6
		171	90515638	308.5	8	25.2
		178	90515661	308.5	8	26.1
		190	90515594	308.5	8	29
		203	90515709	308.5	8	30.4
DHD380/HD85/COP380	8 inch	203	90516139	350	10	48.5
		216	90516071	350	10	52.1
		230	90516056	350	10	54.8
		235	90516151	350	10	55.5
		254	90516244	350	10	62.4
		275	90516232	350	10	69
		305	90516244	350	10	77.6
DHD1120	12inch	305	52094471	490	8	141.3
		311	52094448	490	8	141.6
		325	52094455	490	8	164.3
		350	52094422	490	8	169.1
		381	52334281	490	8	183
		400	52094414	490	8	194
		445	52094398	490	8	225.7
		500	52096021	490	8	331.2

1. High and low air pressure down-the -hole drill bits.
2. Low air pressure hole Dia.: 65-220mm.
3. High air pressure hole Dia.: 85-305mm.
4. Face type: concave/ convex/ flat.
5. Bit Shank Series: COP, DHD, QL, SD, Mission, TD, BR etc.
6. Button Shape: Dome/ Spherical, Balistic.

We can design and manufature according to your requirment of diameter, number air holes and carbide button shape

Product Feature:
 

1.The longer life of the drill: the alloy material, with longer using life which better than the similar products.

2.High Dilling Eficiency: the dril buttons is wear-resistant, so that the drill can always keep sharp thus greatly improving the speed of the drllng.

3.The driling speed is stable:the bit is scraped and cut to break the rock. 4.Good Performance: bit has strong wear resistance, good Diameter protection and can make the cutting teeth be used efficiently.

Product Details:

                                             
 

Production Process:



About US:


As an One-Stop Supply Chain service base of an important Mining and Metallurgy Group in China, Zezon mainly manufacturing and supplying rock drilling tools, grinding steel balls, mill liner, electrolytic cathode and anode plate products at a high Global Standard. Welcome to contact and visit our factory.

Certifications:

FAQ:



FAQ:

1. Q:Are you manufacturery or trade company?
A:We are a professional manufacturer of rock drilling tools .Products including Top Hammer Drill rod, Drill bit,Taper button bit and taper rod,DTH Bit and DTH rod, etc.

2.Q: How can i get the after sale services?
A:  Free replacement will provide once the problems casued by our product quality.

3,Q: How is your quality control? (QUALITY MANAGEMENT)

A:Our quality team's work begins by ensuring a consistently high standard of raw material: checking every batch on
delivery against the technical team's strict criteria for dimensional accuracy and steel chemistry. Once approved
for production, every item is issued a work number that allows us to track it through each subsequent step of the
manufacturing process.
We are dedicated to continuous improvement of all production and delivery processes. No pipe is released to market without a quality report verifying compliance with all destructive and non-destructive testing criteria. We aim
to achieve 100% traceability to ensure our partners and customers can use Zezon products with complete confidence.

4.Q: How long is your delivery time?
A: Within five days for the products in stock; regular order delivery in 20 days.

5.Q: Do you provide samples ? is it free or extra ?
A: Not all are free, some can be free.Please consult the salesman for details.

6. Q:Methods of Payment:
A:We offer different payment terms, including T/T, D/A, D/P, L/C and O/A, etc. Please consult the salesman for details.
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