... by machine 2,high speed to make the Steel wire brush; Product features1. This machine with one drilling head ... same time;2. Largest wire length as 2cm-4cm it can adjustable. Servo motor wire, wire length convenient adjustment;3. Panel control system, ... -line rail and ball screw, steady and durable.Material of Brush Handle: Polyethylene, polystyrene, return materials, woodMaterial of filaments: PP ...