Weld Stud, Thread Type UNC, Mountable Stud Type Drawn Arc Weld Stud, Weld Stud Type CFL Fully Threaded, System of Measurement Inch, Thread Size 3/8 In.-16, Stud Length 1 1/2 in, Weld Base Diameter 3/8 in, Thread Standard UNC, Thread Class 2A, Thread Direction Right Hand, Material Steel, Finish Bright (Uncoated), Standards ASTM A108, ASTM A29, Minimum Tensile Strength (PSI) 61,000 psi, Yield Strength 49,000 psi, Rockwell Hardness B71, Stud Welding Process Drawn Arc, Welding Processes Stud Welding