CBSDQ Sheathing-to-CFS Screw The CBSDQ Sheathing-to-CFS screw securely fastens various sheathing materials to cold-formed-steel (CFS). Its self-drilling point drives into materials easily and the flat head with nibs countersinks flush to surfaces. This screw is ideally suited for fastening sheathing to interior walls and floors (recommended thicknesses: 1118 gauge). Key Features Ribbed flat head with nibs for easy countersinking and smooth finish #2 undersized square drive (driver bit included in each box; replacement bit: BIT2SU-2-RC3 ) #2 drill point with wings prevents jacking Quik Guard® coating CBSDQ screws may be used as prescribed by the codes for shearwalls and diaphragms as described in AISI S240 and S400 This screw is also available in bulk packaging Applications Sheathing to cold-formed steel; ideally suited for fastening sheathing to interior walls and floors (recommended metal thickness: 1118 gauge). Product Includes BIT2SU-2-RC3 Warning 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. Please Note: This product image may represent a range of products; it may not be an exact representation of the product purchased.