1/4-20 x 2 1/4 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc SNPP188 The Phillips drive provides a

The Phillips drive provides a secure hold for your drill bit

and is Type A

and the full thread design ensures a strong grip

Made from high-quality steel and coated with a protective zinc yellow finish

The undercut design helps to prevent the screw from loosening

1/4-20 x 2 1/4 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc SNPP188 The Phillips drive provides aThe 1 4 20 x 2 1 4 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc is a versatile fastener designed for secure and durable connections. Its 1 4 20 thread size ensures compatibility with standard 1 4 inch bolts, while the 2 1 4 inch length provides ample grip for various applications. The serrated hex flange washer head features sharp teeth that bite into the mating surface, preventing the screw from loosening due to vibration or movement.