Pay in 4 interest-free payments of $65.78 Learn more
Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
and the round washer head helps to distribute the load evenly
The serrated threads provide excellent holding power in metal
They have a sharp point that drills its own pilot hole
This 5/16 x 7/8 x 1 1/8 Washer Based Wing Nut is made of die cast zinc alloy and is designed for use with 5/16" bolts
* External teeth for a secure hold
4-40 x 9/16 Phillips Pan Square Cone Sems Fully Threaded Zinc D439B and the round washer headThese 4 40 x 9 16 Phillips pan square cone sems fully threaded zinc screws are designed for a variety of applications. They are made of zinc plated steel for corrosion resistance and have a Phillips pan head for easy driving. The square cone sems helps to prevent the screw from loosening and the fully threaded design provides a secure hold. These screws are commonly used in metal, wood, and plastic applications.
