Mini worm gear and Worm gear set 1.Material:brass,steel ... gears,worm gears. Mini worm gear and Worm gear set 1.Standard and nonstandard(meet customers’ requirments)2.Supply ... 3.Material: carton steel,stainless stell , brass or aluminium and so on4.Finish: black finished, zinc-plated etc.5 ... .Payment: T/T or L/C7.Related products:worms,shaft worms,small&large module gear,transmission parts,etc. Mini ...