1/2X4 Hex Lag Screw Zinc Gimlet Point (Pack Qty 100) BC-5064L

Steel, Electro-plated Zinc: For use in wood in non-corrosive environments. Steel, Hot-Dip Galvanized: For use in corrosive environments. Stainless: Has superior corrosion resistance to galvanized steel bolts Steel: AISI 1006 - 1022 or equivalent steel. Stainless: 18-8 stainlessYou may also like 4-40X3/16 Phillips Round Machine Screw Fully Threaded Zinc (Pack Qty 10,000) BC-0403MPR.