The present disclosure provides an apparatus for shredding a pre-defined amount of waste. The apparatus includes a main frame positioned to provide support to the apparatus. Further, the apparatus includes a rotating core to shred, masticate and grind the pre-defined amount of waste. Furthermore, the apparatus includes a body mechanically linked to the main frame through a linkage plate. Moreover, the apparatus includes a hopper mounted vertically on the body. Further, the apparatus includes a first set of mash double row ball bearings symmetrically positioned near the first distal end of the main shaft. In addition, the apparatus includes a second set of mash double row ball bearings symmetrically positioned near the second distal end of the main shaft.