Heat treated steel jaws|Spring loaded mechanism locks die wheel into position|Multiple crimp selection with rotatable die wheels|Die index embossment for inspectability|Comfort grip handles, aids in prevention of hand slippage, reduces fatigue during continuous use|Heat treated steel jaws reduces jaw buckling and misalignment under heavy loading|Approximately 9000 crimp cycle life, lasts longer than imitations and will still be working when others have worn out|Multiple grip selections on rotatable die wheels|No lost dies, 9-position color coded rotatable die wheels|High strength fasteners, increase tool life by reducing tool wear, plated jaws|Provide enhanced corrosion protection, engraved crimp groove (die index number)|Die index embossment allows permanent inspectability of installed connectors to ensure consistently reliable and dependable connections