Galvinized. Grade 43. Forged in the US from high quality carbon steel - Slip Hook 1/4 ///brand_for_product_detail=CM,close_out=No,companydescription=CM - Made in the USA,condition=New,condition_google=new,cost=2.500000,countrymade=Made in the USA,featured=0,identifier_exists=0,instock=in stock,listprice=3.25,madeinusa=1,manufacture_country=United States,sellprice=3.25,square_product_image=https://square-production.s3.amazonaws.com/files/b98a1399b70542e9559c9eecb991928c814baf88/original.jpeg,store_price=3.250000,url_path=slip-hook-1-4