Chat
Pulley Pulley Plastic Spraying Steel Wheel Pulley
| Packaging information: |
|
|---|
Pulley is a groove around, which can circuition ferry. A simple machine that can rotate around a central shaft is called a pulley, which is composed of a disc that can rotate around a groove and a flexible cable (rope, tape, steel cable, chain, etc.) across the disc that can rotate around a central shaft.