GHF Mineral Line Hybrids - 1Kg (2.2lbs) flowering nutrients Do I need to drill

Do I need to drill a hole on my countertop by use of this product

Cost of Scraper/Weekly Rental Rate($400)= 4

heat resistant

stand-alone

GHF Mineral Line Hybrids - 1Kg (2.2lbs) flowering nutrients Do I need to drillThe Hybrids feeding contains less ammoniacal nitrogen and higher amounts of magnesium which is beneficial for Hybrid varieties with a flowering time of 8 10 weeks and plants grown in hydroponic systems. The higher amount of magnesium and sulfate stimulates the production of essential oils, terpenes and flavonoids. Maximum Solubility: 1. 3 lb gal or 160 g L water Recommended amount for stock solution: 4 oz gal or 30 g L water COMPOSITION N P K (Mg): 15