6-18X5/16 Phil Flat Undercut Self Tapping Screw Type A Fully Threaded 18 8 Stainless (Pack Qty 5,000) BC-0605APU188

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 Screws shall be quenched in liquid and then tempered by reheating to 650°F minimum Steel: Rockwell C45 minimumYou may also like 10-24X3/4 Phillips Flt Undercut Full Thread Self Drill Screw Machine Sc Thread Zinc (Pack Qty 4,000) BC-1012KPUMS.