TetrahedronPyramidsThese two shapes combine the excellent tumbling qualities of Cylinders, Triangles, Cones and Star shapes. The flat sides provide the best in cutting surfaces, and are designed to reach into holes and slots without lodging. They react well in vibratory equipment. The orbital action in round bowl type equipment is extremely good.

Standard in these sizes:

No. A  B C
C11-4PY 1-1/4˝ 1-1/4˝
C11-4TET 1-1/4 1-1/4 1-1/4