6-18X3/8 Square Truss Self Tapping Screw Type A Fully Threaded Zinc (Pack Qty 5,000) BC-0606AQT

Square Truss Self Tapping Screw Type A Fully Threaded Zinc

For self starting in thin (.015-.050 thick) metal or resin-filled plywood. 18-8 Stainless steel tapping screws may be used in applications which require general atmospheric corrosion resistance. Fastening stainless steel parts to aluminum or steel can cause a type of corrosion known as a galvanic couple in some environments