Description:
1.The carriage bolt is designed with a round head, a square neck and a Carbon steel material. It is used in the groove. The square neck is conveniently caught in the groove during the installation process, and can prevent the bolt from rotating during installation;
2.Due to the head of the carriage bolt, there is no groove type that can be used with a power assisting tool such as a cross recess or a hex socket. It can also be hidden during actual use to prevent disassembly.
3.Precision forged, acid and alkali resistant, corrosion resistant and resistant to oxidation.
4.The thread is smooth and flat, the squat is evenly stressed, and the screw teeth are stronger.
5.Used widely in the home and office appliances, communication equipment, ship assembly, and other machinery industry.

Specification:
Product: Carriage Bolts
Material: Carbon steel , Grade 2

Surface treatment：Zinc plated
Dimension: M8 x 55mm
Pitch: 1.25mm
Thread Length: 50mm/1.97inch
Head Dia:16mm / 0.63inch
Head Thickness: 3mm / 0.12inch
Square Neck Width: 8mm / 0.315inch

Package Content:
20 x Carriage Bolts
20 x Hex Nuts
20 x Flat Washers