Has two blades like https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcStYZ7svdjv4p_bR14QVxJMTb2_triXVCjyLKTBUADUFPWe7AOlNw

Front blade is narrow (3 blocks wide)
Back blade is wide (5 blocks wide)

Maybe render items on the blade that are in the inventory

Drops items from its inventory when player uses down function it drops them in block form filling in the area. if its air or water.

both blades can drop blocks / break blocks.

breaking blocks is only done for blocks on its plain (same height) in front not below.

Prototype was added some time ago once new model is added it will be completed.