100 Pack M4 X 12mm Hex Socket Head Cap Screw Bolts 12 9 Grade Black Oxide Alloy Steel Metric Fasteners Built Tough As Nails For Garage Builds And Auto Mods

12.9 Grade M4 Hex Socket Cap Screw Bolt Pack For Builds
✔️ M4 x 12mm hex socket cap screws 12.9 steel black oxide finish

These metric threaded fasteners provide heavy duty holding power for automotive repair, machinery assembly, and industrial equipment mounting applications.

✅ 12.9 alloy steel composition delivers exceptional tensile strength
✅ 0.7mm thread pitch ensures smooth engagement into pre tapped holes
✅ 7mm head diameter and 4mm height provide secure torque application
✅ Complete set arrives organized in a plastic storage case includes 3mm hex wrench

💡 Why pick metric steel cap screws over standard inch bolts for garage builds?
Picking premium thread classes removes guesswork when bolting brackets or mounting racks.
*Fine pitch threading engages fully without stripping soft aluminum housings
*Matching grade 12.9 ratings ensures the clamp load holds firm under road vibration
*Stashing spare fasteners in a handy tin keeps your bench organized for quick repairs
*Applying anti seize compound prevents galling when you swap exhaust components

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