STAWAY Hydraulic Knockout Punch Driver Kit - 15 Ton Hole Tool for 1/2" to 4" with 10 Steel Dies - Compact, Portable, Ideal for Electricians & DIY Projects

STAWAY 15 Ton Hydraulic Knockout Punch Driver Kit Hole Tool 1/2"-4" with 10 Dies Pump w/ Pressure Hose ON/OFF Switch Non-slip Handle There are 10 steel drill bits, including 1/2", 3/4", 1, 1-1/4", 1-1/2", 2", 2-1/2", 3", 3-1/2", and 4", for drilling both large diameter and small diameter holes.