316 Marine Grade Stainless Steel Finishing Cup Washers.

• These Finish Cup Washers are For Use With Flat or Oval Head Countersunk Screws.
• A Countersunk Cup Finishing Washer is a Raised Washer Where The Head of The V Shaped Screw Sits Flush Inside The Finish Washer.
• Our Finishing Washers are Made From 316 Stainless Steel.