The cutting principle,design principle and the selection of the structure parameter of the shaving cutter are introduced,and taking the more common universal shaving machine YWA4232 in actual processing as example,the steps and formulas of general checking calculating of the plunge shaving cutter BE- 14-821 are described in detail. The problem existing in general calculation is solved,the manufacturing cycle is shorten and the cost of new purchase from shaving cutter consumption is reduced.