Engrenages HPC offers a full range of spurs. Its stainless steel spurs have a module that ranges from 0.25 to 2, and depending on the module, may have 12 teeth and a boss. 34C10 steel spurs feature a module that ranges from 0.4 to 8, has 9 teeth depending on the module, and is available with or without a boss. Machined Delrin spurs have the same specifications as the 34C10 steel, while brass spurs have a module that goes from 0.5 to 1, has a boss, and features 10 teeth depending on the module.
The 35NCD6 steel has a module that starts from 0.8 to 4, comes with or without a boss, and has 9 teeth in relation to the module.