VEVOR Hydraulic Knockout Punch Kit, 15 Ton 1/2" to 4" Conduit Hole Cutter Set, KO Tool Kits with Puncher 10 Piece, Metal Sheet Driver Tools, For Aluminum, Brass, Stainless Steel, Fiberglass and Plasti VEVOR Hydraulic Knockout Punch Kit, 15 Ton 1/2" to 4" Conduit Hole Cutter Set, KO Tool Kits with Puncher 10 Piece, Metal Sheet Driver Tools, For Aluminum, Brass, Stainless Steel, Fiberglass and PlastiPump w/ Pressure HoseON/OFF SwitchNon-slip HandleThere 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.This ideal knockout set is compact and easy to store, thanks to its durable tool case. All tools can pack in the toolbox, making it easy to carry.The hydraulic hole punch can be applied to metal materials such as carbon steel, aluminum, and plastic. It is widely used in electrician work and personal DIY.Hose Length: 29.5 inch/ 75 cm,Item Size: 13.8 x 2.6 inch/ 35 x 6.5 cm,Number of Dies: 10,Model: SYK-15-10,Material: Steel,Case Size: 21.6 x 6.7 x 11.8 inch/ 55 x 17 x 30 cm,Pressure: 15 Ton,Conduct Size: 1/2", 3/4", 1, 1-1/4", 1-1/2", 2", 2-1/2", 3", 3-1/2", 4",Thread Stud Specification: M20X1.5 M10X1,Item Weight: 50.7 lbs/ 23 kgSpecifications:- Length: 44.5 in, Width: 27.5 in, Height: 16.0 in (description exceeds maximum possible length)