Makes 1.95 Inch Hole AMZCNC 1-1/2" Conduit Punch And Die For Hydraulic Knock Out Driver Manual Draw Stud Punch Knockout punch can be used with ratchet, wrench, or electric driver. TH0393-1" Conduit hole size Knockout punch unit with manual draw stud – (1.36" – Actual Hole Size Capacity: Mild steel plate through 10 gauge (3., 5mm) Works to punch Mild steel, Brass, Copper, Aluminum (soft alloys only), Fiberglass and plastic. AMZCNC Hydraulic Knockout Punch Electrical Conduit Hole Cutter Set KO Tool Kit 1/2 to 2... Sold by NBMAZAK and Fulfilled by . Powerful 8 US TRUE TON Punching Capacity. Compatible with GREENLEE and other domestic punch tooling 3/4-16 threads. 6 Die Sets for conduit fitting size AMZCNC 1-1/2 Conduit Hole Size Knockout Punch Unit with Manual Draw Stud – (1., 95 – Actual Hole Size) AMZCNC Hydraulic Knockout Hole Punch Set 1/2 to 4 inch Electrical Conduit Hole Cutter Set KO Tool Kit Metal Sheet Puncher (15T(1/2~4 Manual punch works great in tight areas.