M10 10mm Cup Square Carriage Bolt with Penny Washers & Nuts Zinc 140mm-300mm

This M10 10mm cup square carriage bolt set includes penny washers and nuts, all zinc-coated for enhanced corrosion resistance. Available in lengths from 20mm to 300mm, it offers versatility for various fastening applications requiring secure, stable joints with a smooth, rounded head and square neck to prevent rotation during installation. Ideal for professional use where durability and reliable performance are essential.