Made of 304 stainless steel, no coating, sturdy and long-lasting.
Cup Countersunk Finish Washers Assortment Kit contains a total of 235pcs, gasket specifications include #4+#6+#8+#10+#12+#14+#16.
Countersunk Finishing Cup washers create a recessed center for screws, with their unique structure better protecting surrounding objects from scratches while delivering an aesthetically pleasing finish.
Countersunk washers offer easy installation, precisely positioning between the screw head and the surface of the fastened object. Tightening the screw securely locks the washer in place.
This washer is suitable for flat-head or oval-head screws and is widely used in screw fastening, electrical connections, automotive, and marine applications.