EXTSW .383” ID x 1.740" OD x 1/4" Thick 316 Stainless Washer 1/2" ID 316 stainless washers The term "18-8" has APPROXIMATELY

The term "18-8" has APPROXIMATELY (not exactly) 18% Chromium and 8% Nickel

EXTSW 1/2” ID x 1 1/4” OD x 3/4" thick 316 Stainless Spacer

500" Thick

It is a beautiful fit for your 1“ Stainless bolts

Some other websites will list their washers as "18-8" or just "stainless steel"

EXTSW .383” ID x 1.740" OD x 1/4" Thick 316 Stainless Washer 1/2" ID 316 stainless washers The term "18-8" has APPROXIMATELYEXTSW 3 8 ID x 1 3 4 OD x 1 4" Extra Thick 316 Alloy Stainless Washers extsw Actual size . 383" ID x 1. 740" OD x . 250" thick (+ . 003" on all dimensions) . 030 inch Radius OD slightly countersunk ID (no sharp edges) Made in USA. 316 Stainless has the ULTIMATE corrosion resistance.