DIN15237 Plain Yellow Black Plain Grade Class 4.8 8.8 10.9 Belt Bolts Conveyor Belt Elevator Bolt/Conveyor Bolt/Belt Bolt/Elevator Bucket Bolts/Elevator Bolt
DIN15237 Plain Yellow Black Plain Grade Class 4.8 8.8 10.9 Belt Bolts Conveyor Belt Elevator Bolt/Conveyor Bolt/Belt Bolt/Elevator Bucket Bolts/Elevator Bolt