
| Product Name | Petal nut,Jack nut,Lantern nuts |
| Standard | DIN,ANSI |
| Material | Stainless steel 304/316, Carbon Steel, Spring Steel |
| Grade | 4.8/ 8.8/ 10.9/ 12.9 Ect |
| Size | M2.5-M10 or Non-standard as request &design |
| Surface treatment: | Plain, Zinc plated,Black, Nickel, etc |
| Delivery time | 25-45 days after down payment |
| Payment | By T/T, 30% down payment, and balance before shipment |
| Trade term | EXW, FOB, CFR, CIF, DAP, DDU, DDP |
| Package | 1) bulk in cartons+ wooden pallet; 2) bulk in steel pails +wooden pallet; 3) bulk in wooden cases; 4) tip up by plastic bag+ steel pallet, 5) according to customer's special requirement |
Welcome to Shanghai Hengrui Industry Co., LTD



![]() |
| Features & Benefits of Jack Nuts | 1. Fasten in blind holes 2. Won't distort materials 3. Manufactured from durable zinc-coated steel 4. Can accommodate slightly oversized holes 5. Can be installed in uneven surfaces/materials |




Win-Win cooperation is our culture, strictly control product quality, delivery time and offer good service to our customers, we won many big project clients in USA, Canada and European countries, as well as some big distributors worldwide.



1. Bolts: hex bolt, hex cap screw, heavy hex bolt, heavy hex structural bolt, carriage bolt, hex flange bolt, square nuts, plow bolt, step bolt, shoulder bolt, tower bolt, timber bolt, guardrail bolt, hex socket cap screw.2. Nuts: hex nut, heavy hex nut, square nut,hex flange nut, hex nylon lock nut, slotted nut, eye nut, hex cap nut, caps nut.
3. Washers: flat washer/ plain washer, fender washer, taper bolt, square washer, helical spring-lock washer, hardened steel washers, external / internal tooth lock washer.





* Strong Technical support: our engineer in fastener industry for about 20 years are hear for you.* With 50 friend factories support, we can customize many non-standard fasteners according to the drawings or samples, as well as turning parts and stamping parts.
* 10 years' experience in international trading industry.
* Our company policy: Product quality>lead time>pricing, welcome the customers which have the same belief to inquiry to us!
| Looking forwarding to cooperate with you, we will use our best service to prove your choice right! |

| 1.Why choose Shanghai Hengrui? |
Our sales and technical staff have more than 10 years in fastener industry, can offer your professional service, now we have built cooperation relationship with many customers in projects, even Municipal projects from USA and Canada.
| 2.How to guarantee the quality? |
| 3.Could you provide free samples? |
| 4.What's the payment? |
| 5.What is the delivery time? |
Please inform us these ordering information in Your inquiry:
1. Product Name;
2. Standard;
3. Material or Grade;
4. Size;
5. Surface Treatment;
6. Order Quantity;
Your detailed message will get our high attention & prompt reply!
| Send inquiry to get free sample. |








Audited Supplier










