10-24 x 1 1/2 Phil Wafer Head #3 Point Self Drill Screw Machine Screw Full Thread Zinc 1/4-20 NTE The ribbed neck design helps

The ribbed neck design helps to prevent the bolt from turning when tightened

which helps to reduce the risk of the bolt pulling through the wood

This washer conforms to DIN 125A specifications

while the Grade 5 rating ensures reliability and performance under demanding conditions

10-24 x 1 1/2 Phil Wafer Head #3 Point Self Drill Screw Machine Screw Full Thread Zinc 1/4-20 NTE The ribbed neck design helpsThese 10 24 x 1 1 2" #3 Point Self Drill Screws are designed for use in a variety of applications. The self drilling point eliminates the need for a pilot hole, making them easy to install. The full thread design provides maximum holding power, while the zinc coating protects against corrosion. These screws are perfect for use in metal, wood, and plastic.