Mutual Screw & Supply

#5-44 X 3/4" Socket Cap Screws | Flat Head Hex Socket Drive | Fully Threaded | Alloy Steel Thermal Black Oxide (400 / Pkg.)

#5-44 X 3/4" Socket Cap Screws | Flat Head Hex Socket Drive | Fully Threaded | - Main image
$28.37 $46.5 In stock

These #5-44 x 3/4" socket cap screws are manufactured from Alloy Steel Thermal Black Oxide, featuring a hex socket drive. They are well suited to machinery, tooling, jigs, and precision assemblies.

  • Material and finish: Alloy Steel Thermal Black Oxide
  • Head style: Flat Head
  • Drive: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: #5-44
  • Length: 3/4"
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Head style: Flat Head
  • Material: Alloy Steel
  • Finish: Thermal Black Oxide
  • Drive type: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: #5-44
  • Length: 3/4"
  • Threads per inch: 44
  • Measurement type: Inch
  • Pack quantity: 400 per package
Before you pay

Check the method and total at checkout.

When it ships

Allow for processing time as well as the journey to you.

Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

View policy
If you need a refund

Keep your order number and contact the store to start.

Please contact us for the refund processing timeframe before returning an item.

View policy
Delivery costs

Review the cost for your destination and chosen service.

Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

View policy
Returning an item

Check the return conditions before sending anything back.

United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

View policy

Customer Reviews (5.0 / 5 · 5 reviews)

Hazel G. ★★★★★

The hex socket drive bites perfectly without stripping, and the thermal black oxide finish is consistent across all 400 pieces. Rebuilding a small indexing fixture went smoothly—threads ran clean into the tapped holes. Already ordered another pack for the next job.

Amelia ★★★★★

Picked up a pack for a fixture rebuild and the hex socket drive seated perfectly every time, no stripped heads. The thermal black oxide coating held up through a couple of oily shop sessions without a speck of rust, and the 3/4" length was just right for the jig plates.

Andrew N. ★★★★★

The black oxide finish on these screws gives them a nice, uniform look and seems durable so far. They fit perfectly into my jig setup without any stripping, even after tightening with a hex driver several times. The flat head sits flush against the surface, which is exactly what I needed for my tool