... .many shapes 2.electrical control, save labor 3.speed ajustable briquette machine for solid fuel 1.many shapes 2.electrical control, save labor ... , rice husk, straw, peanut shell, coal, charcoal powder, and etc..cylinder shape briquette: diameter 20-30mmsquare briquette size: 20*30mmpellet size: 8-15mmYou ...