Quick view 3/8" X 1" Lag Screws, Hex Head, Steel Also known as a coach screws or heavy wood screws.Interchangeably referred to as lag screws or lag bolts.Used in heavy lumber applications, or in masonry when used with lag shields.Diameter (Nominal): 3/8"Thread Pitch: 7Diameter (Dimension): 0.375"Length... $212.26 Select Quantity Compare