Stainless steel sems are optimal for saving assembly time for applications needing high resistance to corrosive environments. Sems screws are machine screws with a lock washer already built together and are available to ship out of the warehouse same-day in bulk quantities. Our inventory includes 18-8, 410, and A2 stainless steel materials with a variety of options for sizes, head types, and combination styles. Standard stock includes Pan Philips and Pan six-lobe head/drive styles in a variety of conical, external tooth, internal tooth, multi washer and split lock washer combinations. Stainless steel metric Sems include ISO 7045 Conical Washers (DIN 7985A), JIS-B1 1188 philips split/flat washer, ISO 7045 external tooth, DIN 7985 Internal tooth, ISO 7045 internal tooth, DIN 7985/ modified DIN 127B split lock, ISO 7045 split lock, and JIS B1188 split LW/flat washer specifications.

Here at BW Industrial Sales, your satisfaction is our number one priority! If you have any questions or concerns about stainless steel sems, other stainless-steel fasteners or any other manufacturing parts and tooling, please contact our experienced and qualified BW Industrial Sales staff; or call us at 626-358-1836 for an immediate response. 

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