●1. Made of 304 stainless steel, corrosion resistant and durable ●2.General use for maintenance, repair, projects and manufacturing They are ideal for home, office or commercial use ●3. Used to distribute the pressure of the nut to the fixed area, reducing the possibility of loosening parts due to uneven tightening surfaces ●4. Hex Nut Set - Various sizes allow you to choose from when making repair, building or implementing ●Ideal set for garage, home, workshop and general DIY use