Description: Servo; Chugs With Fast Zippy Rev And Off.

Description: Servo; Drilling Tool Grind And Rev Steady Up / Down Strain.

Description: Servo; Drilling Tool Grind And Rev Steady.

Description: Servo; Drilling Tool Low Revs And Whines Steady And Off.

Description: Servo; Drilling Tool Grind And Whine Steady With Air Hiss At Tail.

Description: Two Servos; Whine And Grind With Fast Rev Up Reverb.

Description: Two Servos; Whine And Grind With Fast Rev Up.

Description: Servo; Spins, Buzz, Whine With Rev Up.

Description: Servo; Copier Machine Motor, Fast, Buzzy Grind Up / Down Stop.

Description: Servo; Spins Up Very Fast Rev Bursts.