... :ISO9001:2000 3.Material:Cast Iron,Plastic,Bakelite 4.Weight:0.1g-6kg Product Name:Cast Iron Handwheel(1)Material: Cast Iron,Plastic,Bakelite(2) Type ... , boring, threading, grinding machinesJB/T7273.8-94 DdH100123212514361601640200184525022 255032022 2855 Cast Iron Handwheel