What is the lead time for orders?

Items in stock can be delivered in 2-3 days. Large quantity orders typically take 15-30 days after receiving payment.

Which honing machines are compatible with your stones?

Our stones are compatible with Sunnen, Nagle, Gehring, Vissers, Chishima, and J&S honing machines.

Honing Stone Set M27 N37 for Cylinder Set up Sunnen Honing Head

Name: Honing Stone Set M27 N37 for Cylinder Set up Sunnen Honing Head
Brand: Zhengzhou Hongtuo Precision Tools Co., Ltd.
SKU: 2035900332

Henan, ChinaZhengzhou Hongtuo Precision Tools Co., Ltd.

US$180.00

1-5 Sets

US$160.00

6+ Sets

Sample price:US$160.00/set.Request sample

Product profile

Customization

Available

Type

Sharpening Stones

Material

Diamond & CBN

Model NO.

Application

Cylinder,Valve,Bearing,Pump,Gear,Connecting Rod

Effect

Polishing

Payment Term

T/T

Stone Amount

Multistrip

Variable Speed

Mandrel Type

Vertical

Disc(Wheel) Type

Cutting Disc

Customized Support

OEM

MOQ

1 Set

Rated Input Power

220W

No-Load Speed

500rpm

Transport Package

Plastic Bag & Carton Box

Specification

Customized

Trademark

Hongtuo

Origin

Henan, China

Key features

Diamond & CBN Materials: High-performance honing stones made from premium diamond and CBN abrasives for superior polishing.

Wide Grit Range: Available in grit sizes from 70 to 1200#, covering rough to finish polishing needs.

Sunnen Compatibility: Compatible with Sunnen AN series heads and other major brands like Nagle, Gehring, and Vissers.

OEM/ODM Support: Customized honing stones and tools available with logo printing and specific design requirements.

Fast Delivery: 2-3 days for in-stock items; 15-30 days for large quantity orders after payment confirmation.

Versatile Applications: Ideal for cylinder blocks, liners, connecting rods, bearings, and pumps in automotive and aerospace.

Professional Manufacturer: Over 20 years of experience in manufacturing honing tools and superabrasive grinding wheels.

Strict Quality Control: 100% inspection for finished products including visual and function checks by 30 QA inspectors.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export Experience

Zhengzhou Hongtuo Precision Tools Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Flexible customization CertifiedExport Year: 10 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤6.23h

AI-Powered supplier vetting

SummaryThe supplier is a combined limited company with 296 employees and capabilities spanning lathe, CNC processing, cutting, pressing, and sintering. It reports ISO 9001:2000 certification obtained in 2006, high-tech enterprise and high-tech product certifications, quality assurance procedures, and documented complaint and corrective-action processes. Product development is supported by new products in the past year, ODM services, OEM services for well-known brands, and flexible customization, but no SDK is available. Manufacturing capacity is supported by inventory capability and multiple facilities, although there is no valid manufacturing-capacity contract with related subcontractors. International service coverage is limited: no overseas agents, branches, warehouse, showroom, or listed overseas service countries. The supplier has participated in CIMES and reports established export experience, while customer-specific case details are limited.

Supplier typeThe supplier is identified as a combined company and a limited company, with no larger-company-group affiliation reported. Its stated product scope includes honing tools and grinding wheels, and it employs 296 people.

CertificationsThe company reports ISO 9001:2000 certification obtained in 2006, along with high-tech enterprise and high-tech product certifications from the Henan Provincial Department of Science and Technology. It also reports quality assurance in quality-control processes.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions, customer complaints, and service-capability assessment, and it offers inventory capability and multiple quotation and payment options. However, it reports no overseas warehouse, showroom, agents, or branches, so overseas after-sales coverage is limited.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and has OEM capability for well-known brands. Its reported high-tech enterprise and product certifications support technical orientation, but no SDK is available.

Production capacityProduction resources include lathe, CNC processing, cutting, pressing, and sintering facilities, with finished-product inspection instructions that are uniformly followed. The supplier reports inventory capability, 20 qualified service-capability suppliers, and lead times of one month in peak season and within 15 working days off-season; however, it lacks a valid manufacturing-capacity contract with related subcontractors.

Customization capabilityThe supplier explicitly reports flexible customization and provides ODM and OEM services, including OEM services for well-known brands. These statements directly support its ability to develop or adapt products for customer requirements.

Client casesThe supplier reports OEM service for well-known brands, products used in automotive, motorcycle-engine, aircraft, hydraulic-cylinder, sewing-machine-accessory, bearing, and semiconductor microelectronics industries, and participation in the CIMES offline trade show. Specific customer names, project details, or verifiable case studies are not provided.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a professional manufacturer with over 20 years of experience in producing honing tools and superabrasive grinding wheels.

Q:Where is your factory located?

Our factory is located at No.135, Longfeinan Street, International Logistics Park, Economic Development Zone, Zhengzhou, Henan, China.

Q:Do you support OEM and logo customization?

Yes, OEM and ODM are supported. We can print your logo on products and accommodate specific brand requirements.

Q:What information is needed to place an order?

Please provide: Honing machine model (horizontal/vertical), bore type, bore length, start/finish diameters, workpiece material, hardness, stock removal amount, and required surface finish Ra.

Q:What payment methods do you accept?

We accept Letter of Credit (L/C), Telegraphic Transfer (T/T), Western Union, and PayPal. A Proforma Invoice will be issued first.