1/4 x 1 1/4 Fender Washer 316 Stainless Steel M3-0.5 It features a 5/16-18 thread

It features a 5/16-18 thread size

They have a serrated flange that digs into the mating surface to prevent loosening due to vibration

while the carriage head allows for easy installation

**5/16-18 x 5/8 Carriage Bolt Grade 5 Fully Threaded Zinc**

The bolts have a fully threaded design

1/4 x 1 1/4 Fender Washer 316 Stainless Steel M3-0.5 It features a 5/16-18 threadEnsure secure and durable connections with our premium 1 4 x 1 1 4 Fender Washer crafted from corrosion resistant 316 stainless steel. Its wide surface area evenly distributes load, preventing damage to bolted materials. Ideal for marine, industrial, and automotive applications, this washer provides superior resistance to rust, chemicals, and extreme temperatures. Its precision engineered design ensures a snug fit and optimal performance. Upgrade your