Walker mining provide professional one-stop laboratory solution. There are always some models available in stock . the lab crusher : laboratory jaw crusher , lab hammer crusher and double roller crusher can be sent out within 5 days . the original motor frequency and voltage is : 50hz ,380v,3 phase. the motor voltage can be customized as long as it is 3 phases. Regarding the wear part ,for jaw crusher ,it is jaw plate. for hammer crusher it is hammer .the original jaw plate ,hammer is made of high mn steel,if need us to manufactured it in Tungsten carbide, it is possible ,but the price would be much higher.