Master your jobs with speed and accuracy with the Greenlee 3/4" Conduit Size Knockout Die (catalog number KD-3/4). Designed for plumbing experts, this versatile die tool makes it quick and easy to create clean, precision holes in conduit up to 3/4" (1.12" or 28.3 mm.) in size for a superior performance every time. It's optimized for use in a wide range of material including mild steel, stainless steel, brass, copper, aluminum, fiberglass, and plastics, and it can be used with Greenlee battery-hydraulic knockout drivers, manual-hydraulic knockout drivers, or ratchet wrenches as well as Greenlee punches and draw studs.