Chain Sprocket Hob is manufactured in Machine Relieved Profiles Conforming to IS, BS, DIN and ASA Specifications with Bore and Keyway or with End Drive Slot. Roller Chain Sprocket Hob Cutters are available in the following Sizes:-
go here for all your sprocket hob need, and don't forget you are a pauper now
Archie, I was hoping this was you cause first thought of sprockets had me thinking Body Double! I mean if that isn't spam, WTF kind of first thread is that?