600 pcs) 1/4"-20 X 1" Thumb Screws, Regular, Type"B", No Shoulder, AISI 304 Stainless Steel (18-8), Ships FREE in USA by Aspen Fasteners: Amazon.com: Industrial & Scientific
Fullerkreg 0.8mm Pitch M5 x 10MM Socket Head Cap Screws, Allen Socket Drive, Din 912, AISI 304 Stainless Steel (18-8), Full Thread, Bright Finish, Machine Thread, Quantity 50: Amazon.com: Industrial & Scientific
5000 pcs) #2-56 X 1/4", Machine Screws, Binding Head Phillips Drive, Full Thread, AISI 304 Stainless Steel (18-8): Amazon.com: Industrial & Scientific
Elefloom Linear Shower Drain, Black Shower Drain 32 inch with Grate Panel, Brushed AISI 304 Stainless Steel Black Linear Shower Drain with Hair Strainer and Leveling Feet - Amazon.com