... 10-30mm 3.auto lubricated oil 4.55kw,PTO 5.CE,ISO9001 1.wood briquete press can press 10-30mm diameter biomass ... CE, ISO9001 high quality certificates. 4.wood briquette press contains full auto lubricate oil systems, which can lubricate three rollers, shaft ,gears ... ,bearings automatically , but other common briquette press needs to add oil after working 4 hours, very trouble to use. 4 ...