Arch positioning instrument with curved end of work, facilitating the introduction of steel and nickel-titanium arch wires, but is versatile, very stable, sterilized and indestructible, made of high quality medical grade stainless steel, can be supplied with or without its own logo, available chrome and the anodized black, blue metallic, gold, rose gold, anodizing is resistant even to multiple thermal disinfection and sterilization.