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Home / Connectors and Fasteners / Bairuite 304 Stainless Steel Hex Socket Cap Head Bolts Extended Screws M4 M5 M8 M16

Attributes

Brand -
Category Industrial Small Parts / Connectors and Fasteners
Origin -
Material Composition 304 Stainless Steel
Head Configuration Cylinder Head Cap
Drive Type Internal Hex Socket
Thread Standard ISO Metric
Surface Treatment Passivated Plain
Tensile Strength 700 N/mm²
Available Diameters M4, M5, M8, M16
Shank Design Extended Partial Thread
Package Quantity 100 Pieces per Box
Compliance RoHS Compliant

5 reviews

A

Anonymous

Apr 02, 2026

Rating: 5/5

Fast Delivery

Arrived well organized in a sturdy box. Nothing was bent or damaged during shipping.

A

Anonymous

Feb 16, 2026

Rating: 5/5

Accurate Sizing

Measured exactly to spec with my calipers. No issues with threading or alignment.

A

Anonymous

Feb 16, 2026

Rating: 5/5

Excellent Build Quality

These screws are robust and fit perfectly into my assembly project. The steel quality feels premium.

A

Anonymous

Feb 14, 2026

Rating: 5/5

Highly Recommend

Will purchase again for future projects. Great value for the quantity provided.

A

Anonymous

Feb 14, 2026

Rating: 5/5

Great for Machinery

Holding up well under vibration in my workshop equipment. Very satisfied with the durability.

5 FAQ

Q: What is the hardness rating of this steel?

A: The hardness is approximately HV 200-250 for this grade of stainless steel.

Q: What hex key size is required for the M5 bolts?

A: You will need a 4mm hex key for the M5 size bolts.

Q: Are these suitable for outdoor use?

A: Yes, 304 stainless steel offers good corrosion resistance for most outdoor applications.

Q: Is the thread pitch coarse or fine?

A: These bolts feature a standard coarse thread pitch according to metric standards.

Q: Do you offer bulk pricing for over 500 units?

A: Yes, please contact our sales team directly for bulk order discounts.

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