Use for Instruments Washing Ultrasonic cleaning & Industrial parts cleaning. Bottom frame fabricated to make space between instruments and working surface. Separate top cover available. Stackable. Top and bottom frame wire diameter 1.5 mm --4mm wire open area 6.5 mm. Wire net welded in fixture for precision in sizes and durability in strength, even in rough handling. Burr free smooth finish. Electrolyte Polished.