700 PCS 304 Stainless Steel Flat Washer Assortment Set - 9 Sizes Included: M2 M2.5 M3 M4 M5 M6 M8 M10 TC1.5 3/8″ NPT inlet & outlet

3/8″ NPT inlet & outlet ports

double-sided tape

2 thermostatic bath

Graduation interval is 100ml

700 PCS 304 Stainless Steel Flat Washer Assortment Set - 9 Sizes Included: M2 M2.5 M3 M4 M5 M6 M8 M10 TC1.5 3/8″ NPT inlet & outlet[MATERIAL]: 304 stainless steel, anti corrosion. [SIZE]: M2, M2. 5, M3, M4, M5, M6, M8, M10, M12, Total: 700PCS. [STRONG AND DURABLE]: Prevent rust and oxidation, use for a long time. [ELEGANT APPEARANCE]: Stable structure, no burr in polishing. [WIDE APPLICATION]: Increase contact area, reduce pressure, prevent loosening, and protect parts and screws. The gasket is a mechanical seal between two objects, which is usually used to prevent pressure,