Carbon steel grade 8.8 M8 flat square head bolt

Q1.Can you provide customization service?
A. Yes, We initially manufacture standard bolts, nuts, screws, but in the past 12 years, Powermax has already developed successfully 600 customized parts in different sizes .

Q2.What types of customized parts do you provide?
A. We provides cold heading parts, hot forging parts, stamping parts, machining parts, sheet metal parts, cold working parts, Zn-Al Die casting parts ,powder metallurgy parts ,and other customized parts.

Q3.Does every customized part need mould fee? 
A. Not all customized parts cost mould fee. For example, a turning part does not need a mould yet requires the appropriate tools and fixtures. Powermax spends labor costs in making samples , therefore charges certain sample fees.It will be returned after placing an order.

Q4.Where are your factories, can I have a visit? 
A. We have own factories.We have invested in multiple factories, which are mainly located in Shanghai and Zhejiang Province. You can visit the corresponding factories depending on the products to be purchased. Please feel free to visit our factories and give guidance. We can pick you up at the nearest airport or train station.

Q5.Can you provide free samples?
A. Yes, for the standard fastener,if on stock,we can provide free samples. Please kindly understand that we charge certain fees for customized samples before making.

Q6.How do you guarantee quality?
A. Our products quality control in strict accordance with the ISO9001 Quality Certification System. We practice the worker's self-inspection and routing inspection on a regular basis during production, the QC strict sampling before packaging and the delivery after compliance. Each batch of products is accompanied by Inspection Certificate and raw materials test report from the steel factory.