Hexagonal Lag Screw Stainless Steel 1/2 * 14" Quantity:Unity they have a hex head

they have a hex head for a secure grip with a wrench

This hexagonal bolt has a length of 9-1/2" with a threading of 1/2-13 [Partially Threaded]

It is made of cadium plated and thus provide high resistance to corrosion in dry environments as well as medium corrosion resistance in wet environments

The nuts have a 2-12 thread

Hexagonal Lag Screw Stainless Steel 1/2 * 14" Quantity:Unity they have a hex head18 8 stainless steel screws have good chemical resistance and are a good choice for ACQ treated (arsenic free) lumber. Also known as lag bolts, they have a hex head for a secure grip with a wrench. They press threads into material for a tight, secure hold. To prevent splitting, drill a pilot hole slightly smaller than the screw. They may be mildly magnetic. Length is measured from under the head. The screw has a length of 14 and a diameter of 1 2.