Split Servo Wires [Top 25 Pit Tips] Devang Patel Top Twenty Five Pit Tips Comments Eventually in your servo or speed control’s life, you’ll find a wire that has cut insulation. It takes time and a bit of skill to cut the area with CA glue. It will keep the wire from further stripping, and it acts like insulation. JOHN MCMILLAN Never miss an issue of RC Car Action! Subscribe today with a Digital Edition subscription or Print + Digital combo!