Product Info Catalog Hardware Fasteners Screws Tapper Concrete Screw with Phillips Flat Head, 3/16 x 1-1/4-In., 100-Pk. Request a Quote UPC: 08236385649 SKU: 724484 Model Number: 375300 Rawl, 100 pack, 3/16" x 1-1/4" phillips flat head tapper concrete screw with bit, blue perma-seal coating, 1" embedment, ultimate tension 4,000 psi concrete 730 lb, ultimate shear 4,000 psi concrete 1,090 lb.