Square Neck Coach Zinc Plated Carriage Bolts for Timber with Flange Nut 
 

Description:

Carriage bolts is also called round head mushroom head square neck screws, mushroom head square neck screws, and round head square neck coach bolt, plow bolt, carriage bolt for timber.

Fastener is a kind of mechanical parts, which is used for fastening connection and is widely used. Carriage bolt are widely used in industries, including energy, electronics, electrical appliances, machinery, chemical industry, metallurgy, mold, hydraulic industry and so on, in all kinds of machinery, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemicals, instruments and supplies and so on, can see every kind of fasteners. Is the most widely used basic pieces of machinery. It is characterized by a wide variety of specifications, the performance of different purposes, and the standardization, serialization.

Carriage bolts are largely used in security fixings, such as the Brenton Bolt where the bolt must only be removable from one side. The smooth domed head and square nut below prevent the carriage bolt from being unlocked from the insecure side

​We can provide overlength carriage bolt.