Hexagonal Lag Screw Stainless Steel 1/2 * 9" grade-5 The rod measures 36" and

The rod measures 36" and has a 5/8-11 thread

This hexagonal bolt has a length of 11 with a threading of 1-8 [Partially Threaded]

This hexagonal bolt has a length of 12" with a threading of 1/2-13 [Partially Threaded]

The screw has a length of 3-1/2" and a thread of 3/8-16

Made from alloy steel

Hexagonal Lag Screw Stainless Steel 1/2 * 9" grade-5 The rod measures 36" and18 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 9 and a diameter of 1 2.