Special Screws for Automotive, locomotives and auto parts

Special Screws for Automotive, locomotives and auto parts
  • Galvanized black zinc plated head with knurling head (Head Size = 6.7X8)
    4X21
    (Packing: 5000 PIECES / box)

  • Black Oxide Button head (single slotted groove)
    5/16-24  X 1" (Packing: 600 PIECES/package)

ITEM CODE

  • X-SZBM4X21
  • X-MBF5/16-24X1

APPLICATIONS

  • Special screws for automobiles, locomotive assembly products and various parts
  • Automotive lighting parts
  • Knurling head is for inserting plastic or nylon parts.

MATERIAL

LOW CARBON STEEL

SIZE

  • 4X21 MM (HEAD SIZE = 6.7X8)

  • 5/16-24 (THREADS PER INCH) X 1"

SURFACE TREATMENT

  • BLACK ZINC PLATED (Glossy or bright black colour)

  • BLACK OXIDE (Matte black colour)