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Home / Connectors and Fasteners / 304 Stainless Steel Countersunk Hex Bolt, Flat Cup Head Hex Socket Screw (M2/M3/M4/M5/M6/M8/M10)

Attributes

Brand -
Category Industrial Small Parts / Connectors and Fasteners
Origin -
Material 304 Stainless Steel
Head Style Countersunk Flat Head
Drive Type Hex Socket (Allen)
Thread Size Range M2, M3, M4, M5, M6, M8, M10
Thread Standard Metric Coarse Pitch
Surface Finish Plain Polished
Industrial Standard DIN 7991 / ISO 10642
Package Quantity 200 Pieces Assortment
Net Weight 0.55 kg
Storage Plastic Organizer Case Included

5 reviews

A

Anonymous

Apr 10, 2026

Rating: 5/5

Perfect Fit

Used for my 3D printer frame construction. The hex sockets are deep and easy to drive.

A

Anonymous

Mar 19, 2026

Rating: 5/5

Fast Shipping

Arrived earlier than expected. The case keeps everything organized nicely in my toolbox.

A

Anonymous

Feb 24, 2026

Rating: 4/5

Good Variety

Most sizes worked perfectly for my assembly needs. Would have liked more M5 screws included.

A

Anonymous

Feb 11, 2026

Rating: 5/5

Excellent Quality

These bolts are very strong and the finish is smooth. Perfect for my machinery repair project.

A

Anonymous

Jan 25, 2026

Rating: 5/5

Durable

No signs of rust after months of use in a humid workshop environment. Highly recommend.

5 FAQ

Q: What lengths are included in the kit?

A: Assorted lengths vary by diameter, ranging from 4mm up to 50mm depending on the specific screw size.

Q: Is an Allen key included with this set?

A: No, this kit contains bolts only. Hex keys are sold separately in our tools section.

Q: Are these bolts magnetic?

A: 304 stainless steel is generally non-magnetic, though slight magnetism may occur due to cold working during threading.

Q: Do you offer bulk discounts for larger orders?

A: Yes, please contact our sales team directly for pricing on quantities exceeding 50 kits.

Q: Can these be used for outdoor applications?

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

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