6-20X3/4 Square Recess Flat Head Fully Threaded Self Drilling Screw 18-8 Stainless Steel (Pack Qty 2,000) BC-0612KQF188

Type BSD: The 18-8 stainless drill screw offers superior corrosion resistance while the 410 stainless screw will drill through harder material than the 18-8. The hardness of the material to be drilled should be a minimum of 10-20 Rockwell hardness points less than the screw’s hardness Minimum torques are the same for stainless and steel self-drill screws. Drill time is 2.5 seconds for a 1mm thick plate 410 or 18-8 stainless steelYou may also like 8-32X5/16 Phillips Pan Thread Cutting Screw Type 23 Fully Threaded Zinc (Pack Qty 10,000) BC-08053PP.