M4.2-1.41 X 20mm Hex Head Sems Tapping Screws – Box of 50 CHECK YOUR PART NUMBER AND ENSURE THIS WILL WORK WITH YOUR APPLICATION YOU WILL RECEIVE FIFTY (50) Screws M4.2-1.41 x 20mm (#8 x 25/32”) Hex Head Sems® Washer Outer Diameter: 16mm (5/8”) Hex: 7mm Compatible with GM 11503892, 11500434 50 per pkg FREE SHIPPING TO ALL OF THE USA (includes Alaska, Hawaii, Puerto Rico, Guam, APO/FPO, Other Protectorates)