Strong-Drive metal screws are load tested and code listed, allowing you to get the maximum load values for installation. Comparison testing shows Strong-Drive XM Medium-Head Metal screws are stronger than many alternative fastener types in 33 ksi and 50 ksi steel decking.
5/16" hex drive (replacement driver bit — BITHEXR516-134)
1/2"-dia. hex washer head is ideal for narrow-channel steel decking
Available only in 1 1/4" length with #5 drill point
Available in Quik Guard® coating
Steel decking to structural members involving wide or narrow valley; nestable or interlocking steel decking
Industry studies show that hardened fasteners can experience performance problems in wet or corrosive environments. Accordingly, use this product in dry, interior and noncorrosive environments only.