Lag bolts are often referred to as lag screws. Lag bolts are not like other bolts. They look like a screw rather than a bolt with their pointed end instead of the more common blunt end found on other bolts. Lag bolts / screws may be made out of steel, stainless steel, silicon bronze, or hot-dipped galvanized to accommodate any and all projects needed. Mostly used in the construction field, lag bolts are also commonly used for a variety of projects in and out of the home. Lag bolts are made from a variety of types and grades to suffice for the abundance of applications lag bolts are used.Â