1/4-20 x 3/4 Phil Flat U/C Taptite Alternative Thread Rolling Screw Fully Thd Zinc & Wax NHSP and they are full threaded

and they are full threaded for maximum holding power

It features a serrated hex flange head that provides a secure grip and prevents the screw from loosening due to vibration or movement

This alloy gives the nuts excellent resistance to rust and corrosion

The Phillips flat 100º head provides a secure hold

1/4-20 x 3/4 Phil Flat U/C Taptite Alternative Thread Rolling Screw Fully Thd Zinc & Wax NHSP and they are full threadedThe 1 4 20 x 3 4 Phil Flat U C Taptite Alternative Thread Rolling Screw Fully Thd Zinc & Wax is a high performance screw designed for use in a variety of applications. It features a 1 4 20 thread size, a 3 4 inch length, and a flat head with an undercut. The screw is made from steel and has a zinc and wax coating for corrosion resistance. It is also self tapping, which means that it can create its own threads in the material it is being driven into.