Steel Dragon Tools 300 Power Drive and 1206 Stand for Roll Grooving or Pipe Threading fits RIDGID 41855 42360 Steel Dragon Tools 300 for roll grooving or pipe threading. Universal, 1/2 HP 115 V, 38 RPM, reversible motor. Ideal for use with SDT roll groovers (SDT 915 or SDT 918). Can be converted to pipe threading machine with carriage kit Includes Steel Dragon Tools 1206 Stand.