mini plastic worm gears/worm gear and worm wheel material:pom,white color moq:5000pc certification:ISO9001 2008 high quality mini plastic worm gears/worm gear and worm wheelmaterial:pom,white colormoq:5000pcscertification:ISO9001 2008high qualitymini plastic worm gears/worm gear and worm wheel1):Production machine:most advanced CNC manchine which imported from Japan 2):Precision/tolerance:0.001mm ...
