Dispenser for powder and lead. Omv or colvini?

[Apithanos78]

Good morning. Sorry i am writing in english but i dont speak italian. I want to buy a double dispenser for powder and lead and I would like to ask you wich ones ar better for precicion and build quality from your expirience? Omv or colvini? Or if there is any other brand you believe is better? Ex cortini? As i hear gaep are not so good.Thank you