Used Praschak Model 1DD/30 Slump Batch Mixer Horizontal Paddle Mix design, Carbon Steel, Wear resistant replaceable wear plates, (4) Adjustable Mixing Paddles. (4) New Paddles from manufacturers crate. 30 HP, 460 V-3 PH-60 HZ Motor.ayttached to gear reduction shaft. Unit on heavy support stand with stairs and operator cat-walk. S/N: 280196. Clean and operational.