This screw is designed for through hole applications, featuring a 360 degree ring projection.  The full ring projection is idea for cross wire welding or welding to screen, perforated metal or tubing.  This screw is used commonly in the air conditioning and refrigeration fields where a leak proof seal is necessary. 

Specify stud diameter, length and material.

(Stocked in diameters #6 through 3/8"; M3.5- M10)

HYBROCO SALES, INC.