hot sales good quality custom design good fastener m30 long hex coupling nut manufacture

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hpf supply high quality good fastener m30 long hex coupling nut manufacture

Coupling Nuts;High Quality Stainless Steel 304 hex coupling nuts;Zinc plated hex long thread coupling nut;Best price factory directly thread rod coupling nut;DIN 6334 long hex coupling nuts galvanized;Factory Supply Precision Hex Brass Coupling Nut

Our advantage:

1. One-stop purchasing ;
2. High quality; Competitive price;
3. Timely delivery;
4. Technical support;
5. offering Material and Test Reports;

Our Certificates

ProfessionalWe are specialized in fastener products more than 10 years
ServiceAll the services/High quality service


(1)We use the most highly advanced CNC equipment on the market to process materials.
(2)We are equipped with more than 60 sets of and equipment, such as: CNC lathes, CNC milling .,Jig grinders, punching ., drilling ., EDM ., jig grinders, ID/OD grinders,,surface grinders, and various other grinders, saws and inspection equipment.
(3)Excellent sale service in time for both before-sale and after-sale by Email, Telephone and face to face

Product transport:

(1)Shipments for Not heavy are via DHL,TNT,UPS, or Fedex etc ,heavy weight and big size is Via Sea, OR according your requirements.







2. Q: How about the quality of your product?




4. Q: What's the delivery time?


5. Q: What's your packing?


6. Q: What about the warranty?



Please provide the product you need parameters:

1. You need the product name:

2. You need the amount of products:

3. You need the material of products:

4. You need the product specifications:


Contact Us Now!

If you have any question or requirements, please don't hesitate to email us, thanks.

Please contact us for more detailed informations. Welcome your come and visit our mills directly.

Product Specification

Product Namegood fastener m30 long hex coupling nut manufacture
StandardISO, JIS, GB, ANSI, DIN or non standard as customize
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
SizeM3-M60 or non-standard as request&design
Surface TreatmentZn- Plated,Ni-plated,Passivated,Tin-plated,Sandblast and Anodize,Polish,Electro Painting,Black Anodize,Plain,Chrome plated,Hot Deep Galvanize(H. D. G. ) etc.
Shapeaccording to customers' requirement.
Payment term30% in advance, 70% before shipment. Samples 100% in advance