The DuraDrive 1/4 in. x 3 in. x 4 in. Square Plate Washer with 9/16 in. Bolt Diameter (50-Pack) is made from flat steel plate. Typically used on foundation, the plate washers have a huge impact on the bolts performance. The larger bearing surface help strengthen and distribute the load, which prevent the bolt from cutting into the mudsill and splitting.

Features

• Intended for use between the fastener and application surface
• Has a large bearing surface which help strengthen and distribute the load
• Relieves stress to avoid damages during fastening applications
• Compatible with all size coil bolts, adjustable coil bolts and coil rod with nuts