8-18X1 Phillips Flat Undercut Full Thread Self Drilling Screw 410 Stainless Steel (Pack Qty 3,500) BC-0816KPU410

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 8X2 1/4 Square Recess Round Washer Head Deep Thread Type 17 Wood Screw 2/3 Thread Black Oxide (Pack Qty 1,000) BC-0836DQRW17DB.