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

Flange Bolts

  • 3/8"-16 x 2-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.40 - $26.80
    $11.40 - $26.80
    $11.40 - $26.80
    $11.40

    3/8"-16 x 2-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2-3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"H...

    View full details
    $11.40 - $26.80
    $11.40 - $26.80
    $11.40 - $26.80
    $11.40
  • 5/8"-11 x 1-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.45 - $23.95
    $11.45 - $23.95
    $11.45 - $23.95
    $11.45

    5/8"-11 x 1-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Length: 1-3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (15/16" Wrench)Thread Size: 11 (Coarse)Thread Length: FullHard...

    View full details
    $11.45 - $23.95
    $11.45 - $23.95
    $11.45 - $23.95
    $11.45
  • 1/4"-20 x 1" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.56 - $10.56
    $10.56
    $10.56 - $10.56
    $10.56

    1/4"-20 x 1" Zinc Grade 8 Hex Washer Head Flange Bolts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Length: 1"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (7/16" Wrench)Thread Size: 20 (Coarse)Thread Length: FullHardness:...

    View full details
    $10.56 - $10.56
    $10.56
    $10.56 - $10.56
    $10.56
  • 1/4"-20 x 2-1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $9.91 - $9.91
    $9.91
    $9.91 - $9.91
    $9.91

    1/4"-20 x 2-1/2" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Length: 2-1/2"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (7/16" Wrench)Thread Size: 20 (Coarse)Thread Length: 1" to 2"H...

    View full details
    $9.91 - $9.91
    $9.91
    $9.91 - $9.91
    $9.91
  • 1/4"-20 x 3" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.29 - $10.29
    $10.29
    $10.29 - $10.29
    $10.29

    1/4"-20 x 3" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Length: 3"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (7/16" Wrench)Thread Size: 20 (Coarse)Thread Length: 1" to 2"Hardn...

    View full details
    $10.29 - $10.29
    $10.29
    $10.29 - $10.29
    $10.29
  • 5/16"-18 x 3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.18 - $11.18
    $11.18
    $11.18 - $11.18
    $11.18

    5/16"-18 x 3/4" Zinc Grade 8 Hex Washer Head Flange Bolts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: FullHardnes...

    View full details
    $11.18 - $11.18
    $11.18
    $11.18 - $11.18
    $11.18
  • 5/16"-18 x 1-1/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.58 - $10.58
    $10.58
    $10.58 - $10.58
    $10.58

    5/16"-18 x 1-1/4" Zinc Grade 8 Hex Head Flange Bolts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1-1/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: FullHardn...

    View full details
    $10.58 - $10.58
    $10.58
    $10.58 - $10.58
    $10.58
  • 5/16"-18 x 1-1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.42 - $10.42
    $10.42
    $10.42 - $10.42
    $10.42

    5/16"-18 x 1-1/2" Zinc Grade 8 Hex Head Flange Bolts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 1-1/2"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: 1" to 2"H...

    View full details
    $10.42 - $10.42
    $10.42
    $10.42 - $10.42
    $10.42
  • 5/16"-18 x 2-1/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.36 - $10.36
    $10.36
    $10.36 - $10.36
    $10.36

    5/16"-18 x 2-1/4" Zinc Grade 8 Hex Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 2-1/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: 1" to 2"H...

    View full details
    $10.36 - $10.36
    $10.36
    $10.36 - $10.36
    $10.36
  • 5/16"-18 x 2-1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.61 - $10.61
    $10.61
    $10.61 - $10.61
    $10.61

    5/16"-18 x 2-1/2" Zinc Grade 8 Hex Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 2-1/2"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: 1" to 2"H...

    View full details
    $10.61 - $10.61
    $10.61
    $10.61 - $10.61
    $10.61
  • 5/16"-18 x 3" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.00 - $11.00
    $11.00
    $11.00 - $11.00
    $11.00

    5/16"-18 x 3" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Length: 3"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (1/2" Wrench)Thread Size: 18 (Coarse)Thread Length: 1" to 2"Hardn...

    View full details
    $11.00 - $11.00
    $11.00
    $11.00 - $11.00
    $11.00
  • 7/16"-14 x 1-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $12.00 - $12.00
    $12.00
    $12.00 - $12.00
    $12.00

    7/16"-14 x 1-3/4" Zinc Grade 8 Hex Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Length: 1-3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (11/16" Wrench)Thread Size: 14 (Coarse)Thread Length: FullHar...

    View full details
    $12.00 - $12.00
    $12.00
    $12.00 - $12.00
    $12.00
  • 7/16"-14 x 3" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.81 - $11.81
    $11.81
    $11.81 - $11.81
    $11.81

    7/16"-14 x 3" Zinc Grade 8 Hex Washer Head Flange Bolts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Length: 3"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (11/16" Wrench)Thread Size: 14 (Coarse)Thread Length: 1" to 2"Har...

    View full details
    $11.81 - $11.81
    $11.81
    $11.81 - $11.81
    $11.81
  • 3/8"-16 x 1" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.87 - $11.87
    $11.87
    $11.87 - $11.87
    $11.87

    3/8"-16 x 1" Zinc Grade 8 Hex Washer Head Flange Bolts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardness:...

    View full details
    $11.87 - $11.87
    $11.87
    $11.87 - $11.87
    $11.87
  • 3/8"-16 x 1-1/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $10.60 - $10.60
    $10.60
    $10.60 - $10.60
    $10.60

    3/8"-16 x 1-1/4" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-1/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: FullHardn...

    View full details
    $10.60 - $10.60
    $10.60
    $10.60 - $10.60
    $10.60
  • 3/8"-16 x 1-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.14 - $11.14
    $11.14
    $11.14 - $11.14
    $11.14

    3/8"-16 x 1-3/4" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 1-3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"H...

    View full details
    $11.14 - $11.14
    $11.14
    $11.14 - $11.14
    $11.14
  • 3/8"-16 x 2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.43 - $11.43
    $11.43
    $11.43 - $11.43
    $11.43

    3/8"-16 x 2" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 2"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"Hardn...

    View full details
    $11.43 - $11.43
    $11.43
    $11.43 - $11.43
    $11.43
  • 3/8"-16 x 3" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $12.69 - $12.69
    $12.69
    $12.69 - $12.69
    $12.69

    3/8"-16 x 3" Zinc Grade 8 Hex Washer Head Flange Bolts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Length: 3"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (9/16" Wrench)Thread Size: 16 (Coarse)Thread Length: 1" to 2"Hardn...

    View full details
    $12.69 - $12.69
    $12.69
    $12.69 - $12.69
    $12.69
  • 1/2"-13 x 1-1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.30 - $11.30
    $11.30
    $11.30 - $11.30
    $11.30

    1/2"-13 x 1-1/2" Zinc Grade 8 Hex Washer Head Flange Bolts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Length: 1-1/2"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (3/4" Wrench)Thread Size: 13 (Coarse)Thread Length: FullHardne...

    View full details
    $11.30 - $11.30
    $11.30
    $11.30 - $11.30
    $11.30
  • 1/2"-13 x 1-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $11.76 - $11.76
    $11.76
    $11.76 - $11.76
    $11.76

    1/2"-13 x 1-3/4" Zinc Grade 8 Hex Washer Head Flange Bolts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Length: 1-3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (3/4" Wrench)Thread Size: 13 (Coarse)Thread Length: FullHardne...

    View full details
    $11.76 - $11.76
    $11.76
    $11.76 - $11.76
    $11.76
  • 1/2"-13 x 2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $12.22 - $12.22
    $12.22
    $12.22 - $12.22
    $12.22

    1/2"-13 x 2" Zinc Grade 8 Hex Washer Head Flange Bolts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Length: 2"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (3/4" Wrench)Thread Size: 13 (Coarse)Thread Length: 1" to 2"Hardne...

    View full details
    $12.22 - $12.22
    $12.22
    $12.22 - $12.22
    $12.22
  • 1/2"-13 x 2-1/2" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $13.03 - $13.03
    $13.03
    $13.03 - $13.03
    $13.03

    1/2"-13 x 2-1/2" Zinc Grade 8 Hex Washer Head Flange Bolts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Length: 2-1/2"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (3/4" Wrench)Thread Size: 13 (Coarse)Thread Length: 1" to 2"Ha...

    View full details
    $13.03 - $13.03
    $13.03
    $13.03 - $13.03
    $13.03
  • 1/2"-13 x 2-3/4" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $13.37 - $13.37
    $13.37
    $13.37 - $13.37
    $13.37

    1/2"-13 x 2-3/4" Zinc Grade 8 Hex Washer Head Flange Bolts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Length: 2-3/4"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (3/4" Wrench)Thread Size: 13 (Coarse)Thread Length: 1" to 2"Ha...

    View full details
    $13.37 - $13.37
    $13.37
    $13.37 - $13.37
    $13.37
  • 1/2"-13 x 3" Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts
    $13.75 - $13.75
    $13.75
    $13.75 - $13.75
    $13.75

    1/2"-13 x 3" Zinc Grade 8 Hex Washer Head Flange Bolts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Length: 3"Material: SteelFinish: Yellow ZincHead Style: Hex Washer (3/4" Wrench)Thread Size: 13 (Coarse)Thread Length: 1" to 2"Hardne...

    View full details
    $13.75 - $13.75
    $13.75
    $13.75 - $13.75
    $13.75