Product details:

Screw feed cutters, 1 in-3 1/8 in, e-2191 clean, square cuts are easily made on copper, brass, aluminum, and thin-wall conduitno. 15-si is especially designed for stainless steel tubingno. 30 Is rated for larger diameter steel and stainless steel tubingnos. 10, 15, 20 Feature a convenient fold-away reamer.