What's your product range?

Our product range includes screws, nuts, knobs, bolts, washers, rivet, anchor and CNC parts. We strictly implement various quality standards like GB, ISO, DIN, JIS, AISI NFE and BSW.Non-standard products also accepted.

Why should I choose you? What's your advantages? Industries you are serving?

We are a professional manufacturer and have many years production and management experience in the field of fasteners .We can provide our customers with a good solution in the area of production design, production process,packaging and after sale service.Customer satisfaction is our sole pursuit.

Unf Unc 1/4-20 SS304 Countersunk Head Screw

Name: Unf Unc 1/4-20 SS304 Countersunk Head Screw
Brand: Hand Industrial Co., Limited
SKU: 704019121

Jiangsu, ChinaHand Industrial Co., Limited

US$0.06

5,000-9,999 Pieces

US$0.04

10,000-19,999 Pieces

US$0.03

20,000-49,999 Pieces

US$0.02

50,000+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Countersunk Head

Model NO.

DIN963; DIN965

Groove

Slot,Phillips,Pozi,Hex,Socket

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, ANSI, BSW, JIS, GOST, Per Customers'desire

Grade

A2;A4

Product Name

Machine Screws

Size

M2.5~M20 (6#~1")

Length

6-100mm(1/4"-4")

Coating

Black Zinc, Black Oxide, Powder

Certificate

ISO;SGS; RoHS;CE;ISO9001

Feature

Rust Anti

Testing

Salt Spray Test

Screw Groove

Cross

Usage

Kitchen Screw, Marine Screw, Outdoor, Window Screw

Thread Type

Full Thread

Head Type

Countersunk

Delivery Time

7-15workdays

Sampling Time

3-5workdays

MOQ

5000PCS

Transport Package

25-30kgs Per Box+Polywood Pallet

Specification

M3; M4; M5

Trademark

Hande

Origin

Jiangsu

HS Code

7318159090

Production Capacity

500tons/Month

Key features

SS304 Stainless Steel: Made of high-quality stainless steel with rust anti-feature for durability.

Customizable Standards: Supports DIN, GB, ANSI, BSW, JIS, GOST, and customer-desired standards.

Wide Size Range: Available in sizes M2.5~M20 and lengths 6-100mm to meet diverse needs.

Fast Delivery: 3 days for stock items, 7-15 days for production, 15-20 days if out of stock.

Free Samples: Free samples provided, though shipping costs are borne by the buyer.

Professional Manufacturer: Years of experience in fasteners with comprehensive production and service.

Quality Certifications: Certified by ISO, SGS, RoHS, CE, and ISO9001 with salt spray testing.

Flexible Payment: Accepts T/T, LC, PayPal, Western Union, and Money Gram for payments.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceR&D CapabilitiesFlexible Customization

Hand Industrial Co., Limited

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2010-10-11Nearest Port: Shanghai, Ningbo, GuangzhouAverage Response Time: ≤5.18hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW, Others

AI-Powered supplier vetting

SummaryHand Industrial Co., Limited is identified as a China-based manufacturer/factory in Jiangsu producing screws, bolts, fasteners, nuts, and rivets. The supplier demonstrates documented procedures for service assessment, corrective and preventive actions, and complaint handling, with records showing implementation. It reports inventory capability, overseas agents or branches, participation in Fastener Fair Mexico 2025, broad export-market coverage, and customization from samples, designs, and full or minor specifications. Production information includes 6,000 tons of screws and nuts, with peak-season fulfillment within 15 workdays; off-season lead-time information is inconsistent across the provided records. The supplier has introduced new products but does not provide 3D software design, ODM, SDK, or well-known-brand OEM services. A TUV Rheinland audit record is provided, but the audit result is recorded as 0 and no certification holding is explicitly identified. Financial credibility cannot be established...

Supplier typeThe supplier is identified as both a manufacturer/factory and a trading company, with the legal company name Hand Industrial Co., Limited. Its stated business scope includes hardware wholesale, metal-material sales, and import/export activities, indicating manufacturing and trading functions.

After-Sales capabilityThe supplier has written procedures and followed records for handling customer complaints, as well as documented corrective and preventive action procedures. It also reports overseas agents or branches and participation in Fastener Fair Mexico 2025, supporting service contact capability, although no specific response-time or warranty terms are provided.

R&D capabilityThe supplier is identified as a professional technical supplier and has developed new products within the past year. However, it does not provide ODM services, SDK access, or 3D software design services, limiting the evidence for advanced platform-based innovation.

Production capacityThe supplier reports in-stock capability, annual screws-and-nuts output of 6,000 tons, 20 qualified suppliers, and peak-season order fulfillment within 15 workdays. It has access to Shanghai, Ningbo, and Guangzhou ports, while off-season lead-time data is inconsistent: one record states within 15 workdays and another states one month.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This directly supports a broad range of product customization requirements, although 3D software design services are not available.

Product Q&A

Q:Are you a trading company or manufacturer?

We are manufacturer .

Q:How long is your delivery time?

Generally it is 7-15 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to specific item and quantity. Shortest Delivery: We have large stock, 3 days for stock items,7-15days for production.

Q:Do you provide samples ? is it free or extra ?

Yes, we could offer the sample for free charge but do not pay the shipping cost.

Q:What is your terms of payment ?

Less than USD5000-----------100% T/T in advance. More than USD5000-----------50% T/T in advance ,balance before shippment. Other terms is welcome.

Q:What is your price terms ?

EXW/FOB/CIF/CFR/FCA/CIP/DAP/DDP