3/8 inch

The head size is 9/16 inch for the 3/8 inch lag bolts . We offer both plain and black oxide finishes. Be sure to call if you need a size we are not offering.

Hex lag bolts, often called a lag screw, are for fastening in wood.  Blacksmiths commonly use them to attach their ironwork in homes and on buildings or structures during installation.


Square Head Lag, 3/8 inch - Plain Finish


Square Head Lag, 3/8 inch - Black Oxide Finish