sprocket cog comb crag fang harrow jag peak pecten projection rake ratchet sawtooth snag snaggle spire spur steeple tooth |
Sprocket wheel () Same as Chain wheel. |
cog sprocket | tooth on the rim of gear wheel |
sprocket sprocket wheel | thin wheel with teeth that engage with a chain |
sprocket | roller that has teeth on the rims to pull film or paper through |