(5000) 10 x 1-1/4 Phillips Pan Head Zinc Plated Self Drilling TEK Screw #137821. STRONG-POINT® PHILLIPS PAN HEAD, ZINC PLATED. This self-drilling phillips pan head screw drills a hole and taps a thread in a single operation.The item "(5000) 10 x 1-1/4 Phillips Pan Head Zinc Plated Self Drilling TEK Screw #137821" is in sale since Thursday, August 10, 2017. This item is in the category "Business & Industrial\Fasteners & Hardware\Screws & Bolts". The seller is "shinersusa" and is located in Grand Prairie, Texas. This item can be shipped to United States.