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Home / Screws / Carbon Steel Black Round Head Phillips Screw and Nut Set, Complete Assortment of Extended Length Pan Head Screws with Flat and Spring Washers M3 M4 M5 M6

Attributes

Brand -
Category Standard Parts, Components & Industrial Consumables / Screws
Origin -
Material Carbon Steel
Head Style Round Pan Head
Drive Type Phillips (Cross)
Included Sizes M3, M4, M5, M6
Finish Black Oxide Coating
Washer Types Flat Washers and Spring Lock Washers
Thread Type Metric Coarse Thread
Application General Machinery, Electronics, and DIY Projects
Corrosion Resistance Moderate (Indoor Use Recommended)
Package Type Compartmentalized Plastic Storage Box

6 reviews

A

Anonymous

Mar 25, 2026

Rating: 5/5

Excellent organization

Beyond just the quality of the screws, the case design makes finding the right size incredibly fast. No more dumping out a whole bag to find one screw. A must-have for any toolbox.

A

Anonymous

Mar 17, 2026

Rating: 4/5

Solid basic set

Does exactly what it says. The black coating seems durable so far. I wish there were slightly more M5 springs included, but overall it's a comprehensive kit for the price.

A

Anonymous

Mar 16, 2026

Rating: 5/5

Great for electronics enclosures

Used the M3 and M4 sizes for assembling computer cases and small electronic projects. The Phillips drive grips well without stripping. Very satisfied with this purchase.

A

Anonymous

Mar 07, 2026

Rating: 5/5

Extended lengths are hard to find

I specifically needed the extended length pan head screws for a custom project, and this kit delivered. The carbon steel is sturdy without being too brittle. Highly recommended for hobbyists.

A

Anonymous

Mar 06, 2026

Rating: 5/5

Perfect assortment for my workshop

This set has everything I needed for various repairs around the house. The black finish looks professional, and the included washers are a nice touch. The storage box keeps everything organized.

A

Anonymous

Mar 05, 2026

Rating: 4/5

Good value, minor packaging issue

The screws themselves are high quality and fit perfectly. One of the dividers in the plastic box was cracked upon arrival, but it didn't affect the usability of the hardware. Would buy again.

5 FAQ

Q: Does the kit come with a screwdriver?

A: No, this kit contains only the screws, nuts, and washers. A Phillips head screwdriver is not included.

Q: Are these screws suitable for outdoor use?

A: While the black oxide coating offers some protection, these are carbon steel and best suited for indoor applications. For outdoor use, we recommend applying an additional sealant or choosing stainless steel options.

Q: Is the storage box stackable?

A: Yes, the lid features a slight ridge that allows multiple boxes of this series to be stacked securely on top of one another.

Q: Can these withstand high torque applications?

A: These are designed for general assembly and moderate torque. For high-stress structural applications, please verify the specific tensile strength requirements for your project.

Q: What is the range of lengths included for the M4 screws?

A: The M4 section includes extended lengths ranging typically from 10mm up to 40mm, covering most standard and deep-mounting requirements.

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