Simpson 0.390 x 14" Strong-Drive SDCP TIMBER-CP Screw T40, Yellow Zinc PACK:25 Pk You will need to drill

You will need to drill a 3/16" diameter pilot hole using a standard ANSI drill bit before driving this 1/4" x 2-3/4" trim-head screw anchor into concrete or masonry

This narrow head profile allows the nail to be driven below the work surface with a nail set and then filled and concealed

allowing you to reposition it along the bed to best suit the size and type of project you are working on

The connector also includes diamond holes to provide temporary fastening during installation

Simpson 0.390 x 14" Strong-Drive SDCP TIMBER-CP Screw T40, Yellow Zinc PACK:25 Pk You will need to drillThe Simpson Strong Drive SDCP Timber CP Screw is a heavy duty structural fastener engineered specifically for cross laminated timber (CLT) and mass timber construction, as well as general interior and dry service applications. Featuring a partially threaded shank design, this 0. 390 x 14 inch screw pulls structural members together with superb holding power and excellent load capacity making it a trusted choice for demanding timber framing, panel