Hedge trimmer blade for hedge trimmers STIHL HS 81 T STIHL HS 81 T-Z STIHL HS 82 T STIHL HSA 94 T CHARACTERISTICS outer blade: Yes inner blade: Yes overall length in mm: 965.00 cutting length in mm: 750 thickness of material in mm: 5.00 unilateral/bilateral: both sides Order no.: 6-553 Original part no.: STIHL 4237 710 6052 CZ