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  • 5/16" x 21/64" x 1/2" Zinc Plated Grade 2 Steel Safety Lock Washers
    $11.15 - $11.15
    $11.15
    $11.15 - $11.15
    $11.15

    5/16" x 21/64" x 1/2" Zinc Grade 2 Safety Lock Washers (25 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 21/64"Diameter 2: 1/2"Thickness: 3/64"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: 5/16"Style: SafetyType: Lock WasherBox of...

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    $11.15 - $11.15
    $11.15
    $11.15 - $11.15
    $11.15
  • 5/16" x 3" Black Oxide Steel Slotted Round Head One-Way Lag Screws
    $29.71 - $29.71
    $29.71
    $29.71 - $29.71
    $29.71

    5/16" x 3" Black Oxide Slotted Round One-Way Lag Screws (50 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3"Material: SteelFinish: Black OxideHead Style: Button (One-way Slotted)Thread Length: PartialStyle: One WayType: Constructi...

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    $29.71 - $29.71
    $29.71
    $29.71 - $29.71
    $29.71
  • 5/16" x 3" Hot Dip Galvanized Steel Hex Head Lag Screws
    $12.07 - $45.79
    $12.07 - $45.79
    $12.07 - $45.79
    $12.07

    5/16" x 3" Hot Dip Galvanized Steel Hex Head Lag Screws

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3"Material: SteelFinish: Hot Dip GalvanizedHead Style: Hex (1/2" Wrench)Point Type: GimletThread Length: PartialType: Hex La...

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    $12.07 - $45.79
    $12.07 - $45.79
    $12.07 - $45.79
    $12.07
  • 5/16" x 3" Zinc Plated Steel Concrete Wedge Stud Anchor Bolts
    $40.50 - $40.50
    $40.50
    $40.50 - $40.50
    $40.50

    5/16" x 3" Zinc Concrete Wedge Stud Anchor Bolts (50 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3"Material: SteelFinish: ZincDrill Size: 5/16"Style: ConcreteType: Wedge AnchorApplication: Concrete|StoneBox of 50.All mech...

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    $40.50 - $40.50
    $40.50
    $40.50 - $40.50
    $40.50
  • 5/16" x 3" Zinc Plated Grade 2 / A307 Steel Hex Head Lag Screws
    $11.26 - $30.45
    $11.26 - $30.45
    $11.26 - $30.45
    $11.26

    5/16" x 3" Zinc Plated Grade 2 / A307 Steel Hex Head Lag Screws

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3"Material: SteelFinish: ZincHead Style: Hex (1/2" Wrench)Point Type: GimletThread Length: PartialHardness: Grade 2 / A307Ty...

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    $11.26 - $30.45
    $11.26 - $30.45
    $11.26 - $30.45
    $11.26
  • 5/16" x 3" Zinc Plated Grade 2 / A307 Steel Hex Head Lag Screws
    $10.56 - $48.73
    $10.56 - $48.73
    $10.56 - $48.73
    $10.56

    5/16" x 3" Zinc Plated Grade 2 / A307 Steel Hex Head Lag Screws

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3"Material: SteelFinish: ZincHead Style: Hex (1/2" Wrench)Point Type: GimletThread Length: PartialHardness: Grade 2 / A307Ty...

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    $10.56 - $48.73
    $10.56 - $48.73
    $10.56 - $48.73
    $10.56
  • 5/16" x 3" Zinc Plated Steel Cotter Pins
    $9.90 - $52.29
    $9.90 - $52.29
    $9.90 - $52.29
    $9.90

    5/16" x 3" Zinc Plated Steel Cotter Pins

    Monster Fastener
    Only 8 left!

    Diameter: 5/16"Length: 3"Material: SteelFinish: ZincStyle: Extended ProngType: Cotter PinA cotter pin is a split pin with two tines that are bent d...

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    $9.90 - $52.29
    $9.90 - $52.29
    $9.90 - $52.29
    $9.90
  • 5/16" x 3" Zinc Plated Steel Cotter Pins
    $64.99 - $64.99
    $64.99
    $64.99 - $64.99
    $64.99

    5/16" x 3" Zinc Plated Steel Cotter Pins (100 pcs)

    Monster Fastener
    Only 9 left!

    Diameter: 5/16"Length: 3"Material: SteelFinish: ZincStyle: Extended ProngType: Cotter PinBox of 100.A cotter pin is a split pin with two tines that...

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    $64.99 - $64.99
    $64.99
    $64.99 - $64.99
    $64.99
  • 5/16" x 3" Zinc Plated Steel Dowel Screws
    $37.67 - $37.67
    $37.67
    $37.67 - $37.67
    $37.67

    5/16" x 3" Zinc Plated Steel Dowel Screws (100 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3"Material: SteelFinish: ZincType: Dowel ScrewBox of 100.A dowel screw is similar to a wood screw but with two pointed ends ...

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    $37.67 - $37.67
    $37.67
    $37.67 - $37.67
    $37.67
  • 5/16" x 3" Zinc Plated Steel Wej-It Anchors
    $245.61 - $245.61
    $245.61
    $245.61 - $245.61
    $245.61

    5/16" x 3" Zinc Plated Steel Wej-It Anchors (100 pcs.)

    Monster Fastener
    Only 10 left!

    Diameter: 5/16"Length: 3"Material: SteelFinish: ZincDrill Size: 5/16"Type: Wedge AnchorApplication: Concrete|StoneBox of 100.All mechanical bolts h...

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    $245.61 - $245.61
    $245.61
    $245.61 - $245.61
    $245.61
  • 5/16" x 3-1/2" Hot Dip Galvanized Steel Hex Head Lag Screws
    $26.61 - $26.61
    $26.61
    $26.61 - $26.61
    $26.61

    5/16" x 3-1/2" Hot Dip Galvanized Hex Head Lag Screws (50 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3-1/2"Material: SteelFinish: Hot Dip GalvanizedHead Style: Hex (1/2" Wrench)Point Type: GimletThread Length: PartialType: He...

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    $26.61 - $26.61
    $26.61
    $26.61 - $26.61
    $26.61
  • 5/16" x 3-1/2" Zinc Plated Grade 2 / A307 Steel Hex Head Lag Screws
    $18.23 - $48.73
    $18.23 - $48.73
    $18.23 - $48.73
    $18.23

    5/16" x 3-1/2" Zinc Plated Grade 2 / A307 Steel Hex Head Lag Screws

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3-1/2"Material: SteelFinish: ZincHead Style: Hex (1/2" Wrench)Point Type: GimletThread Length: PartialHardness: Grade 2 / A3...

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    $18.23 - $48.73
    $18.23 - $48.73
    $18.23 - $48.73
    $18.23
  • 5/16" x 3-1/2" Zinc Plated Grade 2 / A307 Steel Hex Head Lag Screws
    $17.78 - $18.65
    $17.78 - $18.65
    $17.78 - $18.65
    $17.78

    5/16" x 3-1/2" Zinc Plated Grade 2 / A307 Steel Hex Head Lag Screws

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3-1/2"Material: SteelFinish: ZincHead Style: Hex (1/2" Wrench)Point Type: GimletThread Length: PartialHardness: Grade 2 / A3...

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    $17.78 - $18.65
    $17.78 - $18.65
    $17.78 - $18.65
    $17.78
  • 5/16" x 3-1/2" Zinc Plated Steel Cotter Pins
    $9.64 - $9.64
    $9.64
    $9.64 - $9.64
    $9.64

    5/16" x 3-1/2" Zinc Plated Steel Cotter Pins (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3-1/2"Material: SteelFinish: ZincStyle: Extended ProngType: Cotter PinBox of 4.A cotter pin is a split pin with two tines th...

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    $9.64 - $9.64
    $9.64
    $9.64 - $9.64
    $9.64
  • 5/16" x 3-1/2" Zinc Plated Steel Dowel Screws
    $10.83 - $10.83
    $10.83
    $10.83 - $10.83
    $10.83

    5/16" x 3-1/2" Zinc Plated Steel Dowel Screws (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3-1/2"Material: SteelFinish: ZincType: Dowel ScrewBox of 10.A dowel screw is similar to a wood screw but with two pointed en...

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    $10.83 - $10.83
    $10.83
    $10.83 - $10.83
    $10.83
  • 5/16" x 3-1/4" Blue Ruspert Coated Steel Star Drive Hex Washer Head TorqueMaster Masonry Screws
    $10.66 - $10.66
    $10.66
    $10.66 - $10.66
    $10.66

    5/16" x 3-1/4" Blue Ruspert Coated Steel Star Drive Hex Washer Head TorqueMaster Masonry Screws

    Monster Fastener
    10+ in stock

    Box of 5.A tapered screw used to attach objects to concrete, brick and block.

    $10.66 - $10.66
    $10.66
    $10.66 - $10.66
    $10.66
  • 5/16" x 3-1/4" Blue Ruspert Coated Steel Star Drive Pan Head TorqueMaster Masonry Screws
    $9.94 - $30.71
    $9.94 - $30.71
    $9.94 - $30.71
    $9.94

    5/16" x 3-1/4" Blue Ruspert Coated Steel Star Drive Pan Head TorqueMaster Masonry Screws

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3-1/4"Material: SteelFinish: Blue RuspertHead Style: Pan (T-30 Star Bit)Drill Size: 1/4"Thread Length: PartialType: Masonry ...

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    $9.94 - $30.71
    $9.94 - $30.71
    $9.94 - $30.71
    $9.94
  • 5/16" x 3-1/4" Zinc Plated Steel Hollow Wall Anchors
    $9.53 - $50.66
    $9.53 - $50.66
    $9.53 - $50.66
    $9.53

    5/16" x 3-1/4" Zinc Plated Steel Hollow Wall Anchors

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3-1/4"Material: SteelFinish: Yellow ZincHead Style: T-headDrill Size: 5/16"Style: T-AnchorType: Hollow Wall Anchor

    $9.53 - $50.66
    $9.53 - $50.66
    $9.53 - $50.66
    $9.53
  • 5/16" x 3-3/4" Zinc Plated Steel Hollow Wall Anchors
    $9.89 - $52.18
    $9.89 - $52.18
    $9.89 - $52.18
    $9.89

    5/16" x 3-3/4" Zinc Plated Steel Hollow Wall Anchors

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3-3/4"Material: SteelFinish: Yellow ZincHead Style: T-headDrill Size: 5/16"Style: T-AnchorType: Hollow Wall Anchor

    $9.89 - $52.18
    $9.89 - $52.18
    $9.89 - $52.18
    $9.89
  • 5/16" x 3/4" Plain Steel Coiled Spring Pins
    $10.32 - $10.32
    $10.32
    $10.32 - $10.32
    $10.32

    5/16" x 3/4" Plain Steel Coiled Spring Pins (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3/4"Material: SteelFinish: PlainStyle: CoiledType: Tension PinBox of 3.A tension pin is similar to a cotter pin, but it has ...

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    $10.32 - $10.32
    $10.32
    $10.32 - $10.32
    $10.32
  • 5/16" x 3/4" x 2-1/2" Zinc Plated Steel Open S Hooks
    $13.05 - $53.23
    $13.05 - $53.23
    $13.05 - $53.23
    $13.05

    5/16" x 3/4" x 2-1/2" Zinc Plated Steel Open S Hooks

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 3/4"Length: 2-1/2"Material: SteelFinish: ZincStyle: OpenType: S HookFor medium to heavy duty applications around the hom...

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    $13.05 - $53.23
    $13.05 - $53.23
    $13.05 - $53.23
    $13.05
  • 5/16" x 3/4" x 2-1/2" Zinc Plated Steel Open S Hooks
    $9.16 - $24.24
    $9.16 - $24.24
    $9.16 - $24.24
    $9.16

    5/16" x 3/4" x 2-1/2" Zinc Plated Steel Open S Hooks

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 3/4"Length: 2-1/2"Material: SteelFinish: ZincStyle: OpenType: S HookFor medium to heavy duty applications around the hom...

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    $9.16 - $24.24
    $9.16 - $24.24
    $9.16 - $24.24
    $9.16
  • 5/16" x 3/4" Zinc Plated Steel Handle Rivets
    $11.46 - $11.46
    $11.46
    $11.46 - $11.46
    $11.46

    5/16" x 3/4" Zinc Plated Steel Handle Rivets (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3/4"Material: SteelFinish: ZincType: Handle RivetApplication: HandleBox of 8.

    $11.46 - $11.46
    $11.46
    $11.46 - $11.46
    $11.46
  • 5/16" x 3/4" Zinc Plated Steel Indented Hex Head Sheet Metal Screws
    $11.38 - $22.42
    $11.38 - $22.42
    $11.38 - $22.42
    $11.38

    5/16" x 3/4" Zinc Plated Steel Indented Hex Head Sheet Metal Screws

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3/4"Material: SteelFinish: ZincHead Style: Indented Hex (Hex)Point Type: Type AThread Length: FullType: Sheet Metal ScrewA s...

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    $11.38 - $22.42
    $11.38 - $22.42
    $11.38 - $22.42
    $11.38