Mutual Screw & Supply

M3-0.5 X 12mm Socket Cap Screws | Flat Head Hex Socket Drive | Fully Threaded | 18/8 Stainless Steel (1800 / Pkg.)

M3-0.5 X 12mm Socket Cap Screws | Flat Head Hex Socket Drive | Fully Threaded | - Main image
$34.97 $49.26 In stock

These M3-0.5 x 12mm socket cap screws are manufactured from 18/8 Stainless Steel, featuring a hex socket drive. They are well suited to machinery, tooling, jigs, and precision assemblies.

  • Material and finish: 18/8 Stainless Steel
  • Head style: Flat Head
  • Drive: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: M3-0.5
  • Length: 12mm
  • Applications: Machinery, tooling, jigs, and precision assemblies

Specifications

  • Product type: Socket Cap Screws
  • Head style: Flat Head
  • Material: 18/8 Stainless Steel
  • Finish: Plain
  • Grade: 18/8
  • Drive type: Hex Socket Drive
  • Thread style: Fully Threaded
  • Thread size: M3-0.5
  • Length: 12mm
  • Measurement type: Metric
  • Pack quantity: 1800 per package
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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

Eli ★★★★★

Needed a solid pile of M3s for jig building and these didn't disappoint. The 18/8 stainless finish is clean and uniform, and the flat heads seat flush without any burrs catching. Perfectly threaded along the full 12mm, which made quick work of a batch of precision clamps.

Penelope Q. ★★★★★

The hex socket drive made seating these into my jig plate effortless with a ball-end driver, no stripping even at snug torque. I've burned through cheaper packs before, but the 1800-count box and consistent 18/8 stainless finish justify the price if you do a lot of precision assemblies.

Eli E. ★★★★★

Used these for mounting a small CNC spoil board—the flat head sits perfectly flush, and the 18/8 stainless hasn't shown any corrosion yet. They thread smoothly into M3-0.5 tapped holes, no cross-threading issues. Exactly what I needed for tooling fixtures.