This is a handy spanner for opening 5 or 10 Litre nutrient drums. It is almost impossible to open your large Canna Nutrient Drums with out this handy spanner. Also opens other makes of nutrients eg IONIC
A clean and sharp blade is vital for successful cuttings. These razor sharp scalpels come sealed to ensure a clean and sterile blade, reducing the risk of contamination when slicing through plant stems.