M12 x 40 Cup Square Carriage ( Coach ) Bolts & Nuts Zinc Plated Mild Steel Din 603/555

Generally used in timber to timber, and timber to metal construction, these bolts incorporate a square neck to grip the hole in the timber when fitting, and therefore prevents twisting .

If the thread length is critical  please call us.

Product Details

• M12.0   Mild Steel   Dome Head

• 12.7mm Square Under Head

• Longer  Thread lengths , but may vary " image is for illustration only "

• Zinc Plated