... . 3.packing :500 pcs per carton . professional beekeeping tools-vocational bar and cells 1,made by quality plastic .2.variety kinds .3 ... of stainless steel beekeeping knives vocational honey refractometer ,both digital and hand held professional metal / wooden / plastic queen excluder all kinds ... jelly ,propolis ,beewax ,bee venom ,bee pollen ,etc quality plastic bar and cells