Invalid want my invent back from the scammer

hi;
MY STEAM ID NAME:born_invincible
MY STEAM ID URL:http://steamcommunity.com/profiles/76561198064474314
i was trading with a guy and he promised me to give steam wallet but took my sparrowhawk bow,np rare horn and axe saberhorn set and gave me nothing...at the time of trade der showed a msg of transfering steam wallet...he kept on saying dont worry u will get steam wallet...so when the trade was complete i had got nothing...and he send msg as "u fool, fo" and removed me from frnd list...i tried again to contact with him but of no use...this incident took on 2nd jan...i didnt knew about steam rep at that time so sending the appeal now...plz help and keep the good work going.
thank you...

SCAMMER DETAILS
STEAM ID URL:http://steamcommunity.com/profiles/76561198073849920

ALSO SENDING THE INVENTORY HISTORY SCREENSHOT....