For sieving of coarse aggregates and other materials.

Consists of a 12" square frame and rocker type collection box with handles. Includes 3", 2", 1.5", 1", 3/4", 1/2", 3/8", & #4 ASTM wire screen with square opening.

Screens are held in place with two locking devises on opposite sides. All screens can be clamped into frame for carrying & storage.

Replacement screens available for purchase separately.

Screen plates of any opening are available. (Separations finer than no. 20 mesh are not recommended.)