... , Watch chains, Glasses, Sunglasses etc. 3. Toiletry Items: Electric tooth brush heads, Electric shaver heads, Razor blades, Combs, Toothbrushes, Dentures etc. 4 ... nozzles, small metal parts etc.Different ways of cleaning 1. General Cleaning - only use warm and fresh water, warm water's ... solution in associated using Ultrasonic cleaner. Industrial Metal Parts Cleaning Machines DR-DS30 3L Brand Derui