Open hole honing though hole using diamond sunnen honing stone for cylinder block

1. Are you a manufacture supplier?

YES, we are a professional manufacture with 13 years of production in making series of honing stones and superabrasive grinding wheels.

2. How about your shippment time?

For normal order: within 5-7 days.

For large quantity: within 10-15 days.

3. How to make an order?

Our honing stones and honing mandrels can be used on Sunnen, Nagle, Gehring, Nissin,Chishima, J&S honing machines.

Customized honing stones, honing tools are available. PLS provide the following information:

Honing machine model: (horizontal or vertical)

Bore type:(open through bore, blind, etc.)

Bore length:

Start diameter and finish diameter

4. How about your shippment way?

We will select suitable shippment according the order quantity, the package details shippment by express(TNT, DHL, FEDEX, USP),by air or by sea.

5. How do I make payment?

We will make PI for you, you can make payment with L/C, T/T, Western Union,Paypal

Grain size and roughness

Zhengzhou Hongtuo Superabrasive Tools Co.,Ltd was founded in 1997.It is a high-tech company engaged in R&D,production,sale and service of superabrasive tools.The company has 350 employees,over 300 sets of manufacturing and testing equipments.With 2 advanced metal bonded honing stones and vitrified bonded diamond&CBN grinding wheels production lines,which can produce750 000 pieces honing stones and 4 000 pieces grinding wheels annually.The company has been granted the ISO9001:2000 certificate in 2000.In the same year,it has been obtained the certificate of “high-new technology company”and “high-new technology products”granted by Science&Technology Division of Henan province.

Our products are widely used in the such industries as:automobile parts,motor parts,refrigeration compressor,aviation,hydraulics,sewing-machine parts and bearings.In respect of product quality,development and production capacity,the company is a leading manufacturer in the industry.it can meet all kinds of requirement.At present,a great parts of our proucts are sold to countries and regions as Europe,Japan,Taiwan and South-East Asian countries.

Our customer