GRK RSS388HPLTF RSS LTF Handy 3/8 by 8-Inch Structural Screws, 50 Screws per Package,GRK,772691932877" /> Use GRK Bit T-40 Patented W-cut and Zip-Tip for quick and easy starts Timber Frame Panel Fasteners CEE Thread design eliminates pre-drilling Patented Climatek coating