3/8-16 x 2 3/4 Carriage Bolt Grade 5 Fully Threaded Zinc M10-1.5 which means that it has

which means that it has 12 threads per inch

The bolt's coarse threads provide a secure hold in wood and other soft materials

The 4-inch length provides ample grip in most materials

while the zinc finish helps to protect the screws from corrosion

This 5/16-24 x 3 1/4" Grade 8 Hex Cap Screw is made of high-strength steel and features a yellow zinc coating for corrosion resistance

3/8-16 x 2 3/4 Carriage Bolt Grade 5 Fully Threaded Zinc M10-1.5 which means that it hasThis 3 8 16 x 2 3 4" Grade 5 Fully Threaded Zinc Carriage Bolt is designed for heavy duty applications. The zinc coating provides excellent corrosion resistance, making it suitable for outdoor use. The fully threaded design allows for maximum holding power, while the square neck prevents the bolt from turning when tightened. This bolt is commonly used in construction, automotive, and machinery applications.