GB / T14 - 85 Galvanized Carriage Bolts Of Chrome For Fastening Connections
Product Description
Carriage Bolt ,Coarse Thread. A carriage bolt, also known as a coach bolt, has a domed or countersunk head,
and the shank is topped by a short square section under the head.
The square section grips into the part being fixed (typically wood), preventing the bolt from turning when
Carriage bolts used in the slot, the square neck in the process of installation card stuck in the slot, can prevent the bolt rotation, carriage bolts can be parallel movement in the tank. Because the head of the carriage bolt is round, there is no design of the available power tools such as a cross slot or a hexagon, which can also act as an anti-theft function in the actual connection process.
Diameter | Length | Head Type | Finish |
M6 | 20-150mm | Cup Head | Galvanised |
M8 | 20-180mm | Cup Head | Galvanised |
M10 | 25-400mm | Cup Head | Galvanised |
M12 | 40-500mm | Cup Head | Galvanised |
M16 | 45-500mm | Cup Head | Galvanised |
M20 | 50-600mm | Cup Head | Galvanised |