The TFK Forestry mulcher is the smallest fixed hammer forestry mulcher available in Australia, if not the world. Designed to suit 2 - 6 tonne excavators, and it good for mulching up to 200mm. There are 4 variations, 2 of them are direct drive that utilize a gear motor and do not require a case drain. The other 2 are belt drive utilizing a piston motor that requires a case drain.