PB1, PB3, PB5 and PB8 are all for manual plating and have a capacity of apx 1, 3, 5 and 8 Kg. These units are driven by a 220 V AC /12V DC motor/Gear box , which is fully enclosed in a PP shield fitted with a fuse lighted ON-OFF switch, etc. The barrel is made of translucent polypropylene and is perforated with 1 mm and above holes.For semi automatic and fully automatic barrel plating lines, transportable portable barrels of above 50 Kg capacity are specially designed.