#4 High Collar Split Lock Washer Plain LHWH The screw has a partial

The screw has a partial thread

The 1/4-20 x 2 Hex Cap Screw Grade 2 Zinc is a versatile and durable fastener designed for a wide range of applications

The 1/4-20 x 1 1/2 Hanger Bolt Full Thread Zinc is a versatile and durable fastener designed for a wide range of applications

Their heavy hex heads ensure a secure grip during installation

and the grade 5 rating indicates that it is suitable for heavy-duty use

#4 High Collar Split Lock Washer Plain LHWH The screw has a partial#4 High Collar Split Lock Washer Plain is a type of washer used to prevent nuts and bolts from loosening due to vibration or movement. It is made of spring steel and has a high collar that provides additional locking power. The split design allows the washer to be easily installed and removed, and it can be used with a variety of bolt sizes. High Collar Split Lock Washers are commonly used in automotive, industrial, and construction applications.