The RIDGID HC‑450 hole-cutting tool enables clean, continuous ¼″–4¾″ hole cutting in steel pipe up to 8″ in diameter. Featuring dual-side handles, a geared feed, 110 RPM universal motor, and a built-in level for precise alignment. Compact at 12½″ tall and CSA/UL approved, it’s ideal for mechanical, industrial maintenance, and fire protection contractors.