1 F type flanged roller for conveyor chains 2 or for ... steel 4 Automatic and CNC lathes 1. We produce F type flanged roller for conveyor chains or large pitch chains.2 ... alloy steel3. We all produce chain parts (including large-rollers, F-rollers, bushes, pins, etc.) and machinery parts.4. ... lathes, grilling head lathes, grinding machines, CNC machines, etc. F type flanged roller for conveyor chains