“D” Punches by Greenlee – Heavy-Duty Electrical Punching Tools Greenlee “D” Punches are precision die units designed for efficient knockout punching in electrical conduit and panel work. Rated to 1000V AC, these punches exceed ASTM and IEC standards, ensuring reliability and durability for electrical distributors and lighting solutions providers. The heavy-duty construction supports longer tool life and ergonomic design enhances user comfort and torque application, suitable for wire and cable installation and switchgear supplier operations. Specifications Manufacturer Part #: 51600790 Dimensions: 3.625 in (Length) x 3.625 in (Width) x 3.625 in (Height) Product Weight: 0.2 lbs Rated Voltage: 1000V AC Country of Origin: United States Made in USA: Yes UPC: 783310600794 Features Meets and exceeds ASTM and IEC standards for electrical tool safety and performance Heavy-duty construction for extended tool life in demanding electrical applications Ergonomic design for improved comfort and torque during use Patent-pending non-magnetic design to reduce interference Backed by Greenlee's Lifetime Limited Warranty Downloads & Links Spec Sheet Spec Sheet