16 gauge vs 18 gauge kitchen sinks 4 stainless steel 316 grade 1 x 18 gauge stainless steel sheet 304 2b backsplash and galvanized undershelf 430 stainless steel sheet 18 gauge 0 18 gauge stainless steel sink 18 gauge 304 stainless steel freeman 1 1 4 in 18 gauge glue regency 36 x 15 18 gauge 304 1 4 crown l series staples 18 gauge type 304 stainless steel 1 4 x 5 8 leg 18 ga l staples 304ss 1m l058st1m drop in 18 gauge stainless steel 16 gauge vs 18 gauge stainless steel sinks