Attributes

Brand	-
Category	Industrial Small Parts / Connectors and Fasteners
Origin	-
Material Grade	304/316 Stainless Steel
Thread Standard	Metric Coarse (ISO)
Surface Finish	Plain / Passivated
Hardness	HV 200-250
Package Weight	2.5 kg
Total Piece Count	500 Pieces
Compliance Standard	DIN 934 / ISO 4032
Operating Temperature	-50°C to 200°C
Quality Certification	ISO 9001 Certified
Country of Origin	China

5 reviews

Anonymous

Apr 20, 2026

Rating: 5/5

Excellent Industrial Grade

Used these for factory equipment maintenance. True 316 steel as described. No rust after months of exposure.

Anonymous

Mar 30, 2026

Rating: 5/5

Bulk Order Success

Ordered 50 kits. Consistency across all packages was impressive. Will purchase again for next quarter.

Anonymous

Mar 20, 2026

Rating: 4/5

Solid Quality

Good value for money. Packaging could be more organized internally, but the nuts and washers are high quality.

Anonymous

Mar 16, 2026

Rating: 4/5

Good assortment

Most sizes fit perfectly. M24 washers were slightly tight but usable. Good value for the quantity.

Anonymous

Mar 13, 2026

Rating: 5/5

Fast Delivery

Needed these urgently for a project. Arrived in 3 days. Packaging was secure and parts were organized.

5 FAQ

Q: Are the threads metric or imperial?

A: Yes, all sizes listed (M4-M33) are metric standard threads compatible with ISO machinery.

Q: What is the return policy for unused items?

A: Unused items in original packaging can be returned within 30 days. Please refer to our return policy page.

Q: Do you provide invoices for tax purposes?

A: Yes, VAT invoices are available upon request during the checkout process or via customer service.

Q: Can I get a material test report for this batch?

A: Yes, Material Test Reports (MTRs) are available for bulk orders over $500. Please contact us directly.

Q: Is this mix 304 or 316 stainless steel?

A: We offer both options. Please select the specific grade at checkout based on your corrosion resistance needs.

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