1.Name:Triangle Arrow handle 2.Certificated:ISO9001:2000 3.Material:Cast Iron, ... 5.OEM Product Name:Triangle Arrow Type handle (1)Material: Cast Iron,Plastic,Bakelite(2) Type: Bakelite Handwheel,Double Spoked Handwheel,Inner ... Corrugation Handwheel,Back Corrugation Handwheel,Papilionaceous Type Handwheel ,Foldable Handwheel(3)Surface treatments: Sand blasting, painting ...