... Name:Inner Corrugated Handwheel 2.Certificated:ISO9001:2000 3.Material:Cast Iron,Plastic,Bakelite 4.Weight:0.1g-6kg Product Name ... :Two-handle Handwheel(1)Material: Cast Iron,Plastic,Bakelite(2) Type: Bakelite Handwheel,Double Spoked Handwheel,Inner ... drilling, boring, threading, grinding machinesJB/T7273.7-94 dDhBHL1210018264150125304463161602032548018200253456 Inner Corrugated Handwheel