Retsch Jaw Crusher BB 100, 230 V, 50 Hz, tungsten carbide . Retsch Jaw Crusher BB 100, 230 V, 50 Hz, tungsten carbide / stainless steel, (breaking jaws / wearing plates) Jaw Crushers primary size reduction Retsch Jaw Crushers are used for the rapid, powerful crushing and precrushing of mediumhard, hard, brittle and tough materials The variety of materials offered, their efficiency and …