... stainless steel screw 4.ISO, stainless steel screw 1. Head type of stainless steel screw :KINDS OF HEAD,KNURLED2. Drive of screw barrel :Torx/ ... 6-Lobe Socket Drive,Hex Socket,Pozi/Cross3. Metric and inch stainless steel screw ,or your ... -M16mm, Inch size from #4-#107. Surface of stainless steel screw :Plain, black finished, Zinc plated (Galv), Nickel, phosphate black ...