Medical or a dental instrument and a method for manufacturing the same

A dental instrument comprising:

• an elongated handle portion comprised of silicone or other elastomer,
• a body portion having operative portions at ends of the body portion, the body portion mechanically connecting to the operative portions, said body portion and operative portions being comprised of titanium, magnesium, stainless steel or aluminum, and
• a radio frequency identifier capable of being read from a distance of the instrument and capable of storing information, said radio frequency identifier disposed partially within a cavity in the body portion,
• wherein the radio frequency identifier is covered by the elongated handle portion and partially disposed in a cavity in the elongated handle portion so that the radio frequency identifier is located between the handle portion and the body portion, the elongated handle portion being cast over the radio frequency identifier so that a material of the elongated handle portion is adhered to a material of the body portion and to the radio frequency identifier such that the radio frequency identifier is fixed on the body portion by the elongated handle portion.