When you put a pair of handcuffs on a suspect, only one word can describe your expectations... confidence. Confidence in the strength, quality, and reliability will keep you safe and the suspect secure. If you are using Smith & Wesson handcuffs you can be completely confident. Smith & Wesson handcuffs are made with the finest carbon or stainless steel. All handcuffs, restraint chains and leg irons feature heat-treated internal lock works with double locks to prevent tampering. All of our handcuffs and restraints meet the NIJ Standard for strength. Confidence...thatís why Smith & Wesson is the world leader in handcuffs and restraints.