Skip to content
Free shipping on orders $250 and up!
Free shipping on orders $250 and up!

Flat Head Machine Screws

  • 3mm-0.5 x 10mm Zinc Plated Class 4.8 Steel Coarse Thread Slotted Flat Head Machine Screws
    $10.22 - $11.50
    $10.22 - $11.50
    $10.22 - $11.50
    $10.22

    3mm-0.5 x 10mm Zinc Plated Class 4.8 Steel Coarse Thread Slotted Flat Head Machine Screws

    Monster Fastener
    10+ in stock

    Diameter: 3mmLength: 10mmMaterial: SteelFinish: ZincHead Style: Flat (Slotted)Thread Size: 0.5mm (Coarse)Thread Length: FullHardness: Class 4.8Type...

    View full details
    $10.22 - $11.50
    $10.22 - $11.50
    $10.22 - $11.50
    $10.22
  • 3/8"-16 x 3" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws
    $11.37 - $18.23
    $11.37 - $18.23
    $11.37 - $18.23
    $11.37

    3/8"-16 x 3" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 3"Material: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullType: Machine ScrewA machi...

    View full details
    $11.37 - $18.23
    $11.37 - $18.23
    $11.37 - $18.23
    $11.37
  • 3/8"-16 x 2-1/2" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws
    $10.90 - $17.09
    $10.90 - $17.09
    $10.90 - $17.09
    $10.90

    3/8"-16 x 2-1/2" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2-1/2"Material: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullType: Machine ScrewA m...

    View full details
    $10.90 - $17.09
    $10.90 - $17.09
    $10.90 - $17.09
    $10.90
  • 3/8"-16 x 2" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws
    $10.47 - $15.98
    $10.47 - $15.98
    $10.47 - $15.98
    $10.47

    3/8"-16 x 2" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2"Material: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullType: Machine ScrewA machi...

    View full details
    $10.47 - $15.98
    $10.47 - $15.98
    $10.47 - $15.98
    $10.47
  • 3mm-0.5 x 35mm A2 Stainless Steel Coarse Thread Phillips Flat Head Machine Screws
    $10.38 - $13.01
    $10.38 - $13.01
    $10.38 - $13.01
    $10.38

    3mm-0.5 x 35mm A2 Stainless Steel Coarse Thread Phillips Flat Head Machine Screws

    Monster Fastener
    10+ in stock

    Diameter: 3mmLength: 35mmMaterial: Stainless SteelHead Style: Flat (Phillips)Thread Size: 0.5mm (Coarse)Thread Length: FullHardness: A2Type: Machin...

    View full details
    $10.38 - $13.01
    $10.38 - $13.01
    $10.38 - $13.01
    $10.38
  • 3/8"-16 x 3" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws
    $19.34 - $19.34
    $19.34
    $19.34 - $19.34
    $19.34

    3/8"-16 x 3" Zinc Phillips Flat Head Machine Screws (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 3"Material: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullType: Machine ScrewBox of ...

    View full details
    $19.34 - $19.34
    $19.34
    $19.34 - $19.34
    $19.34
  • 3/8"-16 x 2" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws
    $16.97 - $16.97
    $16.97
    $16.97 - $16.97
    $16.97

    3/8"-16 x 2" Zinc Phillips Flat Head Machine Screws (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2"Material: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullType: Machine ScrewBox of ...

    View full details
    $16.97 - $16.97
    $16.97
    $16.97 - $16.97
    $16.97
  • 3/8"-16 x 1-1/2" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws
    $14.01 - $14.01
    $14.01
    $14.01 - $14.01
    $14.01

    3/8"-16 x 1-1/2" Zinc Phillips Flat Head Machine Screws (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-1/2"Material: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullType: Machine ScrewBox...

    View full details
    $14.01 - $14.01
    $14.01
    $14.01 - $14.01
    $14.01
  • 3/8"-16 x 1" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws
    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75

    3/8"-16 x 1" Zinc Phillips Flat Head Machine Screws (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1"Material: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullType: Machine ScrewBox of ...

    View full details
    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75
  • 3/8"-16 x 3/4" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws
    $11.46 - $11.46
    $11.46
    $11.46 - $11.46
    $11.46

    3/8"-16 x 3/4" Zinc Phillips Flat Head Machine Screws (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 3/4"Material: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullType: Machine ScrewBox o...

    View full details
    $11.46 - $11.46
    $11.46
    $11.46 - $11.46
    $11.46
  • 3/8"-24 x 1-1/2" 18-8 Stainless Steel Fine Thread Phillips Flat Head Machine Screws
    $11.63 - $11.63
    $11.63
    $11.63 - $11.63
    $11.63

    3/8"-24 x 1-1/2" 18-8 Stainless Phillips Flat Head Machine Screws (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-1/2"Material: Stainless SteelHead Style: Flat (Phillips)Thread Size: 24 (Fine)Thread Length: FullHardness: 18-8Type: Machin...

    View full details
    $11.63 - $11.63
    $11.63
    $11.63 - $11.63
    $11.63
  • 3/8"-24 x 1" 18-8 Stainless Steel Fine Thread Phillips Flat Head Machine Screws
    $12.04 - $12.04
    $12.04
    $12.04 - $12.04
    $12.04

    3/8"-24 x 1" 18-8 Stainless Phillips Flat Head Machine Screws (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1"Material: Stainless SteelHead Style: Flat (Phillips)Thread Size: 24 (Fine)Thread Length: FullHardness: 18-8Type: Machine Sc...

    View full details
    $12.04 - $12.04
    $12.04
    $12.04 - $12.04
    $12.04
  • 3/8"-24 x 3/4" 18-8 Stainless Steel Fine Thread Phillips Flat Head Machine Screws
    $12.51 - $12.51
    $12.51
    $12.51 - $12.51
    $12.51

    3/8"-24 x 3/4" 18-8 Stainless Phillips Flat Head Machine Screws (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 3/4"Material: Stainless SteelHead Style: Flat (Phillips)Thread Size: 24 (Fine)Thread Length: FullHardness: 18-8Type: Machine ...

    View full details
    $12.51 - $12.51
    $12.51
    $12.51 - $12.51
    $12.51
  • 3/8"-16 x 3-1/2" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws
    $23.20 - $23.20
    $23.20
    $23.20 - $23.20
    $23.20

    3/8"-16 x 3-1/2" Zinc Phillips Flat Head Machine Screws (25 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 3-1/2"Material: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullType: Machine ScrewBox...

    View full details
    $23.20 - $23.20
    $23.20
    $23.20 - $23.20
    $23.20
  • 3/8"-16 x 3" 18-8 Stainless Steel Coarse Thread Phillips Flat Head Machine Screws
    $10.75 - $10.75
    $10.75
    $10.75 - $10.75
    $10.75

    3/8"-16 x 3" 18-8 Stainless Phillips Flat Head Machine Screws (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 3"Material: Stainless SteelHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullHardness: 18-8Type: Machine ...

    View full details
    $10.75 - $10.75
    $10.75
    $10.75 - $10.75
    $10.75
  • 3/8"-16 x 2" 18-8 Stainless Steel Coarse Thread Phillips Flat Head Machine Screws
    $11.82 - $11.82
    $11.82
    $11.82 - $11.82
    $11.82

    3/8"-16 x 2" 18-8 Stainless Phillips Flat Head Machine Screws (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2"Material: Stainless SteelHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullHardness: 18-8Type: Machine ...

    View full details
    $11.82 - $11.82
    $11.82
    $11.82 - $11.82
    $11.82
  • 3/8"-16 x 1-1/2" 18-8 Stainless Steel Coarse Thread Phillips Flat Head Machine Screws
    $11.42 - $11.42
    $11.42
    $11.42 - $11.42
    $11.42

    3/8"-16 x 1-1/2" 18-8 Stainless Phillips Flat Head Machine Screws (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-1/2"Material: Stainless SteelHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullHardness: 18-8Type: Mach...

    View full details
    $11.42 - $11.42
    $11.42
    $11.42 - $11.42
    $11.42
  • 3/8"-16 x 1-1/4" 18-8 Stainless Steel Coarse Thread Phillips Flat Head Machine Screws
    $12.26 - $12.26
    $12.26
    $12.26 - $12.26
    $12.26

    3/8"-16 x 1-1/4" 18-8 Stainless Phillips Flat Head Machine Screws (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-1/4"Material: Stainless SteelHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullHardness: 18-8Type: Mach...

    View full details
    $12.26 - $12.26
    $12.26
    $12.26 - $12.26
    $12.26
  • 3/8"-16 x 3/4" 18-8 Stainless Steel Coarse Thread Phillips Flat Head Machine Screws
    $12.14 - $12.14
    $12.14
    $12.14 - $12.14
    $12.14

    3/8"-16 x 3/4" 18-8 Stainless Phillips Flat Head Machine Screws (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 3/4"Material: Stainless SteelHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullHardness: 18-8Type: Machin...

    View full details
    $12.14 - $12.14
    $12.14
    $12.14 - $12.14
    $12.14
  • 3/8"-16 x 6" 18-8 Stainless Steel Coarse Thread Phillips Flat Head Machine Screws
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49

    3/8"-16 x 6" 18-8 Stainless Phillips Flat Head Machine Screws (2 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 6"Material: Stainless SteelHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullHardness: 18-8Type: Machine ...

    View full details
    $18.49 - $18.49
    $18.49
    $18.49 - $18.49
    $18.49
  • 3/8"-16 x 5" 18-8 Stainless Steel Coarse Thread Phillips Flat Head Machine Screws
    $19.28 - $19.28
    $19.28
    $19.28 - $19.28
    $19.28

    3/8"-16 x 5" 18-8 Stainless Phillips Flat Head Machine Screws (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 5"Material: Stainless SteelHead Style: Flat (Phillips)Thread Size: 16 (Coarse)Thread Length: FullHardness: 18-8Type: Machine ...

    View full details
    $19.28 - $19.28
    $19.28
    $19.28 - $19.28
    $19.28
  • 3mm-0.5 x 20mm Zinc Plated Class 4.8 Steel Coarse Thread Phillips Flat Head Machine Screws
    $9.66 - $12.83
    $9.66 - $12.83
    $9.66 - $12.83
    $9.66

    3mm-0.5 x 20mm Zinc Plated Class 4.8 Steel Coarse Thread Phillips Flat Head Machine Screws

    Monster Fastener
    10+ in stock

    Diameter: 3mmLength: 20mmMaterial: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 0.5mm (Coarse)Thread Length: FullHardness: Class 4.8Typ...

    View full details
    $9.66 - $12.83
    $9.66 - $12.83
    $9.66 - $12.83
    $9.66
  • 3mm-0.5 x 5mm Zinc Plated Class 4.8 Steel Coarse Thread Phillips Flat Head Machine Screws
    $8.72 - $13.68
    $8.72 - $13.68
    $8.72 - $13.68
    $8.72

    3mm-0.5 x 5mm Zinc Plated Class 4.8 Steel Coarse Thread Phillips Flat Head Machine Screws

    Monster Fastener
    10+ in stock

    Diameter: 3mmLength: 5mmMaterial: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 0.5mm (Coarse)Thread Length: FullHardness: Class 4.8Type...

    View full details
    $8.72 - $13.68
    $8.72 - $13.68
    $8.72 - $13.68
    $8.72
  • 3mm-0.5 x 4mm Zinc Plated Class 4.8 Steel Coarse Thread Phillips Flat Head Machine Screws
    $8.57 - $12.83
    $8.57 - $12.83
    $8.57 - $12.83
    $8.57

    3mm-0.5 x 4mm Zinc Plated Class 4.8 Steel Coarse Thread Phillips Flat Head Machine Screws

    Monster Fastener
    10+ in stock

    Diameter: 3mmLength: 4mmMaterial: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 0.5mm (Coarse)Thread Length: FullHardness: Class 4.8Type...

    View full details
    $8.57 - $12.83
    $8.57 - $12.83
    $8.57 - $12.83
    $8.57