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Home / Networking Equipment & Accessories / Computer Hard Drive Screws 6#32*5/6 Countersunk Coarse Thread Flat Head M3.5 for Server Rack Cabinet Drawer

Attributes

Brand -
Category Root / Networking Equipment & Accessories
Origin -
Thread Size 6-32 UNC
Length 5/6 inch (approx. 13mm)
Head Type Flat Head Countersunk
Drive Type Phillips #2
Material Carbon Steel
Finish Black Zinc Plated
Compatibility 3.5" HDD, Server Rails, Rack Cabinets
Package Quantity 50 Pieces
Thread Style Coarse Thread
Application Mounting hard drives to trays and cages

6 reviews

A

Anonymous

Mar 28, 2026

Rating: 5/5

Perfect fit for enterprise racks

These screws are exactly what I needed for our Dell and HP server rails. The 6-32 thread is spot on, and the black finish matches the chassis perfectly. No stripped heads during installation.

A

Anonymous

Mar 27, 2026

Rating: 5/5

Great value bulk pack

Bought these for a custom NAS build. The length is ideal for securing 3.5-inch drives without poking through the other side. Very happy with the quality for the price.

A

Anonymous

Mar 27, 2026

Rating: 4/5

Solid hardware

Used these to mount extra storage in my workstation. They work great, though I wish the package came with a small driver bit included. Otherwise, no complaints.

A

Anonymous

Mar 13, 2026

Rating: 5/5

Saved my weekend project

Lost all my original screws moving my server rack. These were a lifesaver. The countersunk head sits flush just like the originals. Fast shipping too.

A

Anonymous

Mar 09, 2026

Rating: 4/5

Good quality, slightly tight tolerance

The screws are well-made and sturdy. They feel a bit tight going into some older drive bays, but once seated, they hold very securely. Would buy again.

A

Anonymous

Mar 03, 2026

Rating: 5/5

Standard industry spec

We use these for all our cabinet drawer installations. Consistent sizing across the whole bag. No duds or bent threads found in our batch of 200.

5 FAQ

Q: Do you sell these in a smaller quantity, like 10 packs?

A: Currently, we only offer these in bulk packs of 50 to provide the best value for IT professionals and system integrators. Single units are not available at this time.

Q: Can these be used for mounting network switches in a rack?

A: Generally, network switches use cage nuts and M6 screws for rack mounting. These 6-32 screws are intended for attaching hard drives to sliding rails or drive cages, not for securing the switch chassis to the rack posts.

Q: Are these screws stainless steel or coated carbon steel?

A: These are made from carbon steel with a black zinc plating finish to prevent corrosion and match server aesthetics. They are not solid stainless steel.

Q: What is the exact metric equivalent of the thread?

A: The 6-32 UNC thread is approximately equivalent to M3.5, which is why it is often labeled as such in international contexts, but please note that 6-32 is an imperial standard and may not be perfectly interchangeable with true metric M3.5 in high-tolerance applications.

Q: Will these screws work for mounting a 2.5 inch SSD?

A: These are specifically designed for 3.5 inch hard drives and standard server rail holes. While they might fit some 2.5 inch adapters, the length (5/6 inch) is likely too long for direct SSD mounting. We recommend checking your specific adapter requirements.

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