Best Knockout Punches (2026 Guide)
We selected tools with the highest user ratings and substantial review counts across manual and hydraulic knockout punches, prioritizing durable construction, size range, and kit completeness
This guide covers top-rated knockout punches for electrical and metalworking use, focusing on conduit and panel hole cutting tools across manual and hydraulic styles. Selections emphasize high user ratings and substantial review volume to highlight reliable options for professional and DIY work
Top Picks
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1
AMZCNC conduit punch and die for 3-1/2" - 3/4"-16UN
Conduit punch and die set for hydraulic KO drivers with 3/4-16UN thread. Supports 3/8"? actually 3-1/2" conduit hole size and 4.04" actual hole. Punching force 12 tons; suitable for steel and stainless panels. Customers note good quality and value; mixed views on size compatibility
- 3-1/2" conduit capacity
- 3/4"-16UN thread compatibility
- suitable for steel and stainless punching
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2
Conduit punch and die for hydraulic KO driver 3/4-16UN
Conduit punching die set for hydraulic knockout drivers with 4 in hole capacity and 4.54 in actual hole size. Supports 12 ton punching force and 3/4-16UN draw stud. Customers note good quality and value; works with various hydraulic punch units
- 4" conduit hole capacity
- actual hole 4.54"
- 3/4-16UN thread compatibility
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3
Conduit punch and die for 3/4-16UN hydraulic KO driver, 3" hole
AMZCNC conduit punch with 3" fitting and 3.54" actual hole supports 1/8" steel and 1/16" stainless. Customers note good functionality and value; compatible with various hydraulic punch units
- 3/4-16UN threading
- actual hole 3.54"
- 11 ga steel and 1/16" stainless support
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4
VEVOR 10 Ton Hydraulic Knockout Punch Kit, 1/2"-2" Conduit Hole Cutter Set
Hydraulic punch kit with 6 punches and dies, step drill bit, carrying case, and piston shaft for metal and plastic. Users note solid functionality and value, with some durability and sizing concerns
- 6 punches and dies
- hydraulic punch system
- piston shaft and step drill bit
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5
AMZCNC Hydraulic Knockout Punch Kit 1/2 to 2 in alloy steel
Hydraulic knockout punch kit with 1/2" to 2" capacity and 6 die sets. Uses 3/4"-16 tooling; suitable for conduit installations. Customers note good functionality and build quality, with some concerns about sturdiness and oil leakage
- 8 ton punching capacity
- 6 die sets for sizes
- compatible with common tooling
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6
VEVOR 15 Ton Hydraulic Knockout Punch Kit (1/2"-4")
hydraulic punch kit with 10 punches, dies, step drill bit and carrying case for metal and non-metal sheets. customers report easy use and clean holes, though some note durability and sizing concerns
- 10 punches and dies included
- sturdy carrying case
- piston shaft and draw studs