Diedrich IR 12 coffee roaster, Diedrich coffee roasters — CoffeeTec
A person operates a Diedrich IR5 coffee roasting machine with freshly roasted coffee beans pouring out, River Trail Roasters, Redmond, Washington Stock Photo - Alamy
💵 For Sale - FS 5 kilo Diedrich IR-5 Roaster - Nice 2015 Model | Coffee Forums ☕