Professional Sharpening Stone for Sunnen Honing Machines Nm005
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Product Highlights
- Dual Abrasive Options: Available in Diamond or Cubic Boron Nitride (CBN) for diverse material processing.
- Wide Grit Size Range: Offers Nm55, Nm85, Nm05, Nm005, Dm55, Dm05 grit sizes for specific needs.
- Multiple Hardness Levels: Hardness options include 3, 5, 7, and 9 to suit different machining applications.
- K Series Compatibility: Compatible with K3, K4, K5, K6, K8, K10, K12, K16, and K20 models.
- L Series Compatibility: Compatible with L3, L4, L5, L6, L8, L10, L12, L16, and L20 models.
- High Hardness Material Processing: CBN stones excel with tool steel, die steel, and quenched components.
- Versatile Material Application: Ideal for cast iron, aluminum, copper, ceramics, and non-ferrous metals.
- Full Customization Available: Supports customization from samples, designs, and flexible minor adjustments.
Product Attributes
- Type
- CBN or Diamond Abrasives
- Material
- CBN or Diamond Abrasives
- Application
- Instrument Industry
- Model NO.
- K20NM85
- Effect
- Polishing
- Honing Machine
- Sunnen
- Bond
- Metal Bond
- Grit Size
- Nm55, Nm85, Nm05, Nm005, Dm55, Dm05
- Abrasive
- Diamond
- Hardness
- 3, 5, 7, 9
- K Series Model
- K3,K4,K5,K6,K8,K10,K12,K16,K20
- L Series Model
- L3,L4,L5,L6,L8,L10,L12,L16,L20
- Transport Package
- Carton Box
- Specification
- 14.00cm * 10.00cm * 9.00cm
- Trademark
- AUTO ABRASIVES
- Origin
- Henan, China
- HS Code
- 6804301000
- Production Capacity
- 10000 PCS. / Month
- Package Size
- 20.00cm * 10.00cm * 10.00cm
- Package Gross Weight
- 0.500kg
Product Images of Professional Sharpening Stone for Sunnen Honing Machines Nm005
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Product Description
Honing is an advanced cutting technique guided by the surface to be machined, where the tool skillfully rotates and reciprocates. With remarkable efficiency, it offers precision control over roundness, cylindricity, and surface smoothness, adaptable to your specific requirements. It's the ultimate choice for high-precision machining of inner holes, promising unparalleled quality and accuracy.
Diamond oil stone:Perfectly crafted for precision machining, this diamond oil stone is ideal for materials like cast iron, aluminum alloy, copper alloy, ceramics, cemented carbide, magnetic materials, electric carbon products, and various non-ferrous metals, ensuring exceptional results every time.
Cubic boron nitride (CBN) oil stone:Expertly designed for high-hardness material processing, this CBN oil stone excels with tool steel, die steel, alloy steel, stainless steel, quenched components, and chromium-plated surfaces, offering superior performance where it's needed most. Sunnen type Honing Stones specification chart:
K series:
| Honing Units | K3 | K4 | K5 | K6 | K8 | K10 | K12 | K16 | K20 | AK20 | AK30 |
| Stone Length(mm) | 15 | 15 | 18 | 19 | 32 | 32 | 45 | 67 | 63 | 63 | 63 |
| Diamater Range(mm) | 2.5-3 | 3-4 | 4-5 | 5-6 | 6-8 | 8-9.5 | 9.5-13 | 13-16 | 16-19 | 19-32 | 32-40 |
B series:
| Honing Units | B8 | B10 | B12 | B14 | B16 | B20 | AB30 |
| Stone Length(mm) | 47 | 47 | 60 | 70 | 85 | 95 | 95 |
| Diamater Range(mm) | 6-8 | 8-9.5 | 9.5-13 | 9.5-13 | 13-16 | 16-19 | 19-32 |
L series:
| Honing Units | L3 | L4 | L5 | L6 | L8 | L10 | L12 | L16 | L20 |
| Stone Length(mm) | 25 | 25 | 32 | 35 | 57 | 57 | 88 | 114 | 114 |
| Diamater Range(mm) | 1.9-3 | 3-4 | 4-5 | 5-6 | 6-8 | 8-9.5 | 9.5-13 | 13-16 | 16-32 |


Founded in 2010, Zhengzhou AUTO Superabrasives Products Co., Ltd. stands as a beacon of innovation, specializing in the creation of superhard material products. Our expertise lies in the research and development of a wide array of honing tools, serving vital industries such as automotive, motorcycle, refrigeration, hydraulics, textiles, mining, power tools, and aerospace.
Our honing tools are indispensable for precision machining of inner holes in cylinder blocks, gears, connecting rods, pistons, oil pump nozzles, hydraulic components, and more, ensuring flawless operational excellence.
Our premier product line includes honing stones, sleeves, rods, and accessories, all compatible with both imported and domestic vertical and horizontal honing machines, enhancing your machining capabilities.
Honing is a sophisticated grinding process steered by the surface being machined. With unmatched processing efficiency, it allows for real-time adjustments of roundness, cylindricity, and surface finish, presenting a superior option for precision inner hole machining.
Diamond honing stones are expertly tailored for precision machining across materials such as cast iron, aluminum, copper, quartz glass, ceramics, hard alloy, magnetic materials, semiconductor substances, electric carbon products, and non-ferrous metals, delivering pristine accuracy and durability.
Cubic boron nitride (CBN) honing stones are ideally suited for processing high-hardness materials, including tool steel, die steel, alloy steel, stainless steel hardened parts, and surface chrome plating, ensuring exceptional machining outcomes.
Driven by the ethos of 'excellence and the pursuit of perfection,' our company is committed to providing each customer with highly professional, efficient, and precise honing tools and services, tailored to surpass expectations.


1. Who are We?
Zhengzhou AUTO Superabrasives products Co., Ltd. is located in Zhengzhou, Henan, China, and has been developing, producing and selling honing tools since 2010.
2. What are the products?
Honing tools can be used with Roltter SUNNEN Gehring, Nagel, Kadia, Engis, Nissin, Fuji,Toyo, Mas and other honing machines.
3. How to ensure quality.
The abrasive is diamond and CBN with high strength, good self-sharpness and high concentration. Strictly in accordance with the process requirements of production testing.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI2491345". Items marked "" are certified.
Company Profile
Zhengzhou AUTO Superbrasives products Co., Ltd., founded in 2010, is an innovative enterprise specializing in the research and production of superhard material products, focusing on the research and development and production of various honing tools and supporting products, which are widely used in automobile, motorcycle, refrigeration, hydraulic, textile machinery, mining machinery, power tools, aerospace and other fields.
Used for all kinds of cylinder block, gear, connecting rod, piston, oil pump nozzle, hydraulic components and other parts of the inner hole precision machining.
The main products are honing stone, honing sleeve, honing rod and honing accessories, which can be matched with various imported and domestic vertical and horizontal honing machine tools.
Honing is a kind of grinding process which is guided by the surface to be machined and the tool rotates and reciprocates. High processing efficiency, roundness and cylindricity and surface finish can be adjusted at any time according to needs, is an ideal choice for high-precision machining of inner holes.
Diamond honing stone is suitable for precision machining of cast iron, aluminum, copper, quartz glass, ceramics, hard alloy, magnetic materials, semiconductor materials, electric carbon products and non-ferrous metal materials.
Cubic boron nitride (CBN) honing stone is suitable for the processing of high hardness materials such as tool steel, die steel, alloy steel, stainless steel hardening parts and chrome plating on the surface.
Companies adhering to the "excellence, the pursuit of excellence" spirit of enterprise, for each customer to provide professional, efficient, precision honing tools and services.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 56 Duqin Road, Erqi District, Zhengzhou City, Henan Province& No. 18, 2nd Floor, Building 9, Zhengzhou, Henan, China
-
Plant Area
- 900 square meters
-
Number of Employees
- 17
-
Registered Capital
- 1,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Qingdao Port, Tianjin Port
-
Minimum Order Quantity
- 1 pcs
-
Supply Chain Partners
- 4
Our Production Capability & Technical Expertise
-
Main Products
- Superhard material
-
Production Lines
- 3
-
Production Machines
- Machining center, CNC lathe, Lathe, External grinding machine, Surface grinder, Wire cutting machine, Hot press sintering machine
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Finished product checked by packing staff
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
-
Test Reports for Raw Materials
- Others
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2010-07-02
-
Export Year
- 1 year
-
Main Markets
- Domestic
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 2
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- Who are We?
- Zhengzhou AUTO Superabrasives products Co., Ltd. is located in Zhengzhou, Henan, China, and has been developing, producing and selling honing tools since 2010.
- What are the products?
- Honing tools can be used with Roltter SUNNEN Gehring, Nagel, Kadia, Engis, Nissin, Fuji,Toyo, Mas and other honing machines.
- How to ensure quality.
- The abrasive is diamond and CBN with high strength, good self-sharpness and high concentration. Strictly in accordance with the process requirements of production testing.
- What is the Minimum Order Quantity?
- The Minimum Order Quantity is 1 pcs.
- What are the payment terms?
- Payment terms include LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.
- What is the lead time?
- Average Lead Time is one month for both Peak Season and Off Season.
- Is OEM service available?
- Yes, OEM Service is available.
Send your message to this supplier
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