HARD GLASS TUBE 610 X 48 MM ,WITH TWO RUBER BUNGS ,ONE CARRING BRASS TUBE AND 380 MM RUBBER TUBING FOR EVACUATION BY A VACUUM PUMP .

HARD GLASS TUBE 610 X 48 MM ,WITH TWO RUBER BUNGS ,ONE CARRING BRASS TUBE AND 380 MM RUBBER TUBING FOR EVACUATION BY A VACUUM PUMP .