1.induction harden per es 12-4000
2.temper per es 12-3000 rc 39-43
3.outside corners shown sharp to have 0.127 to 0.254 chamfer or radius
4.temper per es 12-3000 rc 35-45
5.groove is optional used when two knurl operations are required knurls are not required to be aligned
6.milwaukee drawing number:20-80-2370