Splines are used as a drive mechanism or in a mechanical or electrical coupling arrangement.  They transmit torque from one part to another.  There are many types of splines such as Involute, Straight sided or Serrated just to name a few.  External Splines are mainly milled, hobbed or shaped.

LMR has within its capacity a vast stock of both internal and external cutters and has the benefit of vertical pull broaching machines.