hand tool punches
greenlee 77u 1 1 4 punch knockout 1 1 4in
self centering knockout punch for conduit size 1 1 4 inch br b features b ul li conduit and pipe size in . 1 1 4 li li hole size in . li li item self centering knockout punch li li max . capacity mild steel ga. 10 li li hole size nominal 1.701 li ul
greenlee