AN APPRENTICE MECHANIC WAS ASSISTING A 1ST CLASSMECHANIN REMOVING A SET OF BLUNGER BLADE FROM #1 BLUNGER. THE INJ EE APPRENTICE MECHANIC LIFTED THE SET OF BLADES UP ON 1 SIDE TO ATTACH A STR AP TO THE BLADES WHEN THE BLADE SLIPPED FROM HISHAND & LACERATED IT. HE WAS WEARING GLOVES