AMP Tyco hand crimp tool 90221-2 is designed to crimp loose piece AMP pin receptacle terminals within the wire range of 24-20 AWG. Mfg: AMP Tyco Condition: Used AMP Tyco hand crimp tool 90221-2 is designed to crimp loose piece AMP pin receptacle terminals within the wire range of 24-20 AWG. Mfg: AMP Tyco Condition: Used.