Hard-Won Jitte is a uncommon Artifact — Equipment card from Teenage Mutant Ninja Turtles (TMT), collector number 91. Current market price: $0.22 (foil $0.35), TCGplayer market prices via Scryfall.
Equipped creature has double strike. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)