Unifix Square Plate Square Hole Washers - M24 x 100 x 10 - Black

The Unifix Square Plate Square Hole Washers are designed for use with M24 bolts, providing a secur...

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The RangeUnifix Square Plate Square Hole Washers M24 X 100 X 10 - Vp 100 10 24 000 - Box Of 30 - Black
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eBayUnifix Square Plate Washers M24 x 100 x 10 - VP 100 10 24 000 - Box of 30
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DebenhamsUnifix Unisex Black Square Plate Washers M16 X 100 X - Box Of 30 In Size 10
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B&QB&Q - Square Plate Square Hole Washers M24 X 100 X 10Vp 100 10 24 000Box Of 30
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Product Information

Full details

The Unifix Square Plate Square Hole Washers are engineered for DIY enthusiasts and professional contractors who require a robust, stable fastening solution for heavy-duty projects involving M24 bolts. These high-quality washers provide an expansive load-bearing surface area that ensures secure connections and prevents structural deformation, though they are specifically sized for M24 fasteners and are not suitable for smaller bolt diameters.

All features

ColourBlack
Model Part Number1316646
BrandUnifix

Extended Product Information

FAQs

Can I use these with M20 bolts?

No, these washers are specifically precision-engineered for M24 bolts and will not provide the required stability for smaller M20 hardware.

Are these washers corrosion resistant?

The black finish provides a baseline level of protection, but they are intended primarily for dry or controlled environments. For marine use, consider additional protective coatings.

What is the primary benefit of the square shape?

The square shape provides a larger surface area compared to standard circular washers, which helps distribute clamping force more effectively.

Are these suitable for heavy-duty structural use?

Yes, their high-quality construction makes them appropriate for professional-grade fastening tasks that require load distribution.

Do I need special tools to install these?

Standard wrenches or socket sets are sufficient for installation, provided you have the correct tool size for your M24 nuts.

Troubleshooting

Washer spinning during tightening

Ensure the square hole is properly aligned with the square-shank bolt before applying full torque.

Bolt does not fit through hole

Verify you are using an M24 bolt; if the bolt diameter is larger or the threading is damaged, the washer will not seat correctly.

Pros and Cons

Pros

  • High structural integrity for demanding connections
  • Prevents substrate damage by distributing pressure
  • Durable black finish resists surface wear
  • Easy to install for efficient assembly
  • Reliable, consistent performance in fastening applications

Cons

  • Limited to M24 bolt sizes
  • Requires specific square-shank bolt compatibility
  • Heavier than standard circular washers

Setup, Compatibility & Care

To ensure maximum performance, verify that your bolts are strictly M24 size, as these washers are manufactured to exact tolerances. During installation, ensure the plate sits flush against the mounting surface before tightening the nut to avoid uneven torque application. Regarding care, while the black coating offers a degree of protection, it is recommended to keep the hardware clean and dry to prevent corrosion over extended periods of outdoor exposure. Inspect fasteners annually to ensure the nut remains tight and no rust has developed at the plate-to-surface interface.

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