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  • 5/16"-18 x 1/2" Steel Coarse Thread Hex Socket Headless Set Screws
    $10.65 - $10.65
    $10.65
    $10.65 - $10.65
    $10.65

    5/16"-18 x 1/2" Steel Coarse Thread Hex Socket Headless Set Screws (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelHead Style: Headless (Hex)Thread Size: 18 (Coarse)Thread Length: FullStyle: SocketType: Set ScrewBox of 5...

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    $10.65 - $10.65
    $10.65
    $10.65 - $10.65
    $10.65
  • 5/16"-18 x 1/2" Steel Coarse Thread Slotted Headless Set Screws
    $11.93 - $11.93
    $11.93
    $11.93 - $11.93
    $11.93

    5/16"-18 x 1/2" Steel Coarse Thread Slotted Headless Set Screws (10 pcs.)

    Monster Fastener
    Only 1 left!

    Diameter: 5/16"Length: 1/2"Material: SteelHead Style: Headless (Slotted)Thread Size: 18 (Coarse)Thread Length: FullType: Set ScrewBox of 10.A set s...

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    $11.93 - $11.93
    $11.93
    $11.93 - $11.93
    $11.93
  • 5/16"-18 x 1/2" x 1-3/4" Zinc Plated Steel Coarse Thread Rod Coupling Nuts
    $12.08 - $27.42
    $12.08 - $27.42
    $12.08 - $27.42
    $12.08

    5/16"-18 x 1/2" x 1-3/4" Zinc Plated Steel Coarse Thread Rod Coupling Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 1/2"Length: 1-3/4"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Style: HexType: Coupling Nu...

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    $12.08 - $27.42
    $12.08 - $27.42
    $12.08 - $27.42
    $12.08
  • 5/16"-18 x 1/2" x 1-3/4" Zinc Plated Steel Coarse Thread Rod Coupling Nuts
    $13.44 - $13.44
    $13.44
    $13.44 - $13.44
    $13.44

    5/16"-18 x 1/2" x 1-3/4" Zinc Rod Coupling Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 1/2"Length: 1-3/4"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Style: HexType: Coupling Nu...

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    $13.44 - $13.44
    $13.44
    $13.44 - $13.44
    $13.44
  • 5/16"-18 x 1/2" Zinc Plated Steel Coarse Thread Combo Round Head Machine Screws
    $10.24 - $10.24
    $10.24
    $10.24 - $10.24
    $10.24

    5/16"-18 x 1/2" Zinc Combo Round Head Machine Screws (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: ZincHead Style: Round (Phillips|Slotted)Thread Size: 18 (Coarse)Thread Length: FullType: Machine ...

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    $10.24 - $10.24
    $10.24
    $10.24 - $10.24
    $10.24
  • 5/16"-18 x 1/2" Zinc Plated Grade 2 / A307 Steel Coarse Thread Hex Bolts
    $12.99 - $12.99
    $12.99
    $12.99 - $12.99
    $12.99

    5/16"-18 x 1/2" Zinc Grade 2 / A307 Hex Bolts (100 pcs)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: ZincHead Style: Hex (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: 1/2"Hardness: Grade 2 / A...

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    $12.99 - $12.99
    $12.99
    $12.99 - $12.99
    $12.99
  • 5/16"-18 x 1/2" Zinc Plated Grade 5 Steel Coarse Thread Hex Cap Screws
    $15.19 - $15.19
    $15.19
    $15.19 - $15.19
    $15.19

    5/16"-18 x 1/2" Zinc Grade 5 Hex Cap Screws (100 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: ZincHead Style: Hex (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: 1/2"Hardness: Grade 5Type...

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    $15.19 - $15.19
    $15.19
    $15.19 - $15.19
    $15.19
  • 5/16"-18 x 1/2" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts
    $10.10 - $10.10
    $10.10
    $10.10 - $10.10
    $10.10

    5/16"-18 x 1/2" Zinc Grade 5 Hex Washer Head Serrated Flange Bolts (15 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: ZincHead Style: Hex Washer (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: FullHardness: Grad...

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    $10.10 - $10.10
    $10.10
    $10.10 - $10.10
    $10.10
  • 5/16"-18 x 1/2" Zinc Plated Steel Coarse Thread Hex Washer Head Sheat Metal Screws
    $15.98 - $15.98
    $15.98
    $15.98 - $15.98
    $15.98

    5/16"-18 x 1/2" Zinc Hex Washer Head Sheat Metal Screws (16 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: ZincHead Style: Hex Washer (Hex)Point Type: Type FThread Size: 18 (Coarse)Thread Length: FullType...

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    $15.98 - $15.98
    $15.98
    $15.98 - $15.98
    $15.98
  • 5/16"-18 x 1/2" Zinc Plated Steel Coarse Thread Phillips Flat Head Machine Screws
    $10.12 - $10.12
    $10.12
    $10.12 - $10.12
    $10.12

    5/16"-18 x 1/2" Zinc Phillips Flat Head Machine Screws (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: ZincHead Style: Flat (Phillips)Thread Size: 18 (Coarse)Thread Length: FullType: Machine ScrewBox ...

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    $10.12 - $10.12
    $10.12
    $10.12 - $10.12
    $10.12
  • 5/16"-18 x 1/2" Zinc Plated Steel Coarse Thread Phillips Pan Head Machine Screws
    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99

    5/16"-18 x 1/2" Zinc Phillips Pan Head Machine Screws (100 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: ZincHead Style: Pan (Phillips)Thread Size: 18 (Coarse)Thread Length: FullType: Machine ScrewBox o...

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    $14.99 - $14.99
    $14.99
    $14.99 - $14.99
    $14.99
  • 5/16"-18 x 1/2" Zinc Plated Steel Coarse Thread Phillips Pan Head Type F Sheet Metal Screws
    $10.51 - $10.51
    $10.51
    $10.51 - $10.51
    $10.51

    5/16"-18 x 1/2" Zinc Phillips Pan Head Type F Sheet Metal Screws (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: ZincHead Style: Pan (# 4 Phillips Bit)Point Type: Type FThread Size: 18 (Coarse)Thread Length: Fu...

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    $10.51 - $10.51
    $10.51
    $10.51 - $10.51
    $10.51
  • 5/16"-18 x 1/2" Zinc Plated Grade 5 Steel Coarse Thread Hex Cap Screws
    $15.72 - $52.92
    $15.72 - $52.92
    $15.72 - $52.92
    $15.72

    5/16"-18 x 1/2" Zinc Plated Grade 5 Steel Coarse Thread Hex Cap Screws

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: ZincHead Style: Hex (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: 1/2"Hardness: Grade 5Type...

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    $15.72 - $52.92
    $15.72 - $52.92
    $15.72 - $52.92
    $15.72
  • 5/16"-18 x 1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Cap Screws
    $13.19 - $32.86
    $13.19 - $32.86
    $13.19 - $32.86
    $13.19

    5/16"-18 x 1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Cap Screws

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: Yellow ZincHead Style: Hex (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: 1/2"Hardness: Grad...

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    $13.19 - $32.86
    $13.19 - $32.86
    $13.19 - $32.86
    $13.19
  • 5/16"-18 x 1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Cap Screws
    $12.45 - $33.12
    $12.45 - $33.12
    $12.45 - $33.12
    $12.45

    5/16"-18 x 1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Cap Screws

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: Blue Rinsed ZincHead Style: Hex (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: 1/2"Hardness:...

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    $12.45 - $33.12
    $12.45 - $33.12
    $12.45 - $33.12
    $12.45
  • 5/16"-18 x 1/2" Zinc Plated Steel Coarse Thread Type F Hex Washer Head Sheet Metal Screws
    $12.05 - $12.05
    $12.05
    $12.05 - $12.05
    $12.05

    5/16"-18 x 1/2" Zinc Type F Hex Washer Head Sheet Metal Screws (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/2"Material: SteelFinish: ZincHead Style: Hex Washer (Hex)Point Type: Type FThread Size: 18 (Coarse)Thread Length: FullType...

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    $12.05 - $12.05
    $12.05
    $12.05 - $12.05
    $12.05
  • 5/16"-18 x 1/4" Steel Coarse Thread Hex Socket Headless Set Screws
    $11.10 - $11.10
    $11.10
    $11.10 - $11.10
    $11.10

    5/16"-18 x 1/4" Hex Socket Headless Set Screws (20 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1/4"Material: SteelHead Style: Headless (Hex)Thread Size: 18 (Coarse)Thread Length: FullStyle: SocketType: Set ScrewBox of 2...

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    $11.10 - $11.10
    $11.10
    $11.10 - $11.10
    $11.10
  • 5/16"-18 x 13/16" Coarse Thread GM Hex Washer Head Body Bolts
    $11.74 - $11.74
    $11.74
    $11.74 - $11.74
    $11.74

    5/16"-18 x 13/16" Coarse Thread GM Hex Washer Head Body Bolts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 13/16"Material: SteelHead Style: Hex Washer (Hex)Thread Size: 18 (Coarse)Type: Body BoltApplication: GM VehiclesBox of 8.

    $11.74 - $11.74
    $11.74
    $11.74 - $11.74
    $11.74
  • 5/16"-18 x 15/32" Steel Coarse Thread Threaded Inserts
    $15.34 - $15.34
    $15.34
    $15.34 - $15.34
    $15.34

    5/16"-18 x 15/32" Steel Coarse Thread Threaded Inserts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 15/32"Material: SteelThread Size: 18 (Coarse)Type: Thread InsertBox of 12.A thread insert is inserted into an object to ...

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    $15.34 - $15.34
    $15.34
    $15.34 - $15.34
    $15.34
  • 5/16"-18 x 2" Black Chrome Plated Steel Coarse Thread Hex Cap Screws
    $15.33 - $15.33
    $15.33
    $15.33 - $15.33
    $15.33

    5/16"-18 x 2" Black Chrome Plated Steel Coarse Thread Hex Cap Screws (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 2"Material: SteelFinish: Black ChromeHead Style: Hex (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: 1" to 2"Type: Cap S...

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    $15.33 - $15.33
    $15.33
    $15.33 - $15.33
    $15.33
  • 5/16"-18 x 2" Black Chrome Plated Steel Coarse Thread Smooth Socket Cap Screws
    $15.64 - $15.64
    $15.64
    $15.64 - $15.64
    $15.64

    5/16"-18 x 2" Black Chrome Smooth Socket Cap Screws (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 2"Material: SteelFinish: Black ChromeHead Style: Smooth Socket (1/4" Socket)Thread Size: 18 (Coarse)Type: Socket Cap ScrewBo...

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    $15.64 - $15.64
    $15.64
    $15.64 - $15.64
    $15.64
  • 5/16"-18 x 2" Black Oxide Steel Coarse Thread Socket Set Screws
    $10.56 - $10.56
    $10.56
    $10.56 - $10.56
    $10.56

    5/16"-18 x 2" Black Oxide Steel Coarse Thread Socket Set Screws (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 2"Material: SteelFinish: Black OxideDriver Type: HexThread Size: 18 (Coarse)Type: Socket Set ScrewBox of 6.A socket set scre...

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    $10.56 - $10.56
    $10.56
    $10.56 - $10.56
    $10.56
  • 5/16"-18 x 2" Black Phosphate Steel Coarse Thread Star Drive Flat Head Saberdrive Floor Board Screws
    $11.08 - $43.75
    $11.08 - $43.75
    $11.08 - $43.75
    $11.08

    5/16"-18 x 2" Black Phosphate Steel Coarse Thread Star Drive Flat Head Saberdrive Floor Board Screws

    Monster Fastener
    10+ in stock

    Diameter: 5/16" Diameter 2: 9/16" Length: 2" Material: Steel Finish: Black Phosphate Head Style: Flat (T-40 Star Bit) Point Type: Type F Drill Size...

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    $11.08 - $43.75
    $11.08 - $43.75
    $11.08 - $43.75
    $11.08
  • 5/16"-18 x 2" Chrome Plated Steel Coarse Thread Flange Head 12-Point Cap Screws
    $52.14 - $52.14
    $52.14
    $52.14 - $52.14
    $52.14

    5/16"-18 x 2" Chrome Flange Head 12-Point Cap Screws (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 2"Material: SteelFinish: ChromeHead Style: 12-Point FlangeThread Size: 18 (Coarse)Type: Ferry Cap ScrewBox of 10.12 point sc...

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    $52.14 - $52.14
    $52.14
    $52.14 - $52.14
    $52.14