induction hardening cemented carbide knife_3

Date：2003/08/11

induction hardening cemented carbide knife_2

Date：2003/08/11

induction hardening cemented carbide knife_1

Date：2003/08/11

induction hardening by horizontal induction heater

Date：2003/08/11

induction hardening bottom stainless rod

Date：2003/08/11

induction hardening bottom stainless pipe

Date：2003/08/11

induction hardening big spindle_2

Date：2003/08/11

induction hardening big spindle_1

Date：2003/08/11

induction hardening beauty instruments (cuticle nipper tweezer)

Date：2003/08/11

induction hardening beauty instrument

Date：2003/08/11