Hydraulic Knockout Punch, Milwaukee M18 HKP-201CA

The Milwaukee M18™ FORCE LOGIC™ Hydraulic Knockout Punch (HKP-201CA) is a compact, lightweight, and high-performance solution for creating precise, burr-free holes in sheet metal. Delivering 60 kN of punching force, this tool easily handles up to 3.0 mm mild steel or 2.5 mm stainless steel, making it ideal for electricians, contractors, and metalworkers seeking speed, accuracy, and efficiency.

Equipped with the industry’s finest alignment system, it ensures the highest accuracy for every punch. One-handed operation, best-in-class balance, and a quick connector allow for easy setup and control, reducing fatigue during repetitive tasks. Integrated LED lighting and an on-board fuel gauge improve usability in all working conditions.

Powered by a brushless motor and Milwaukee’s REDLITHIUM™ M18™ battery technology, the HKP-201CA delivers long runtime, optimal durability, and compatibility with the full M18™ battery system.

Key Features

• 60 kN punching force for heavy-duty sheet metal
• Punches up to ⌀100 mm in 3.0 mm mild steel or 2.5 mm stainless steel
• Compact, lightweight design for easy one-hand operation
• Quick connector for fast die and punch setup
• Highest accuracy with exact die alignment system
• Integrated LED light and on-board fuel gauge
• Brushless motor with REDLINK™ electronics for performance and durability
• Compatible with all Milwaukee M18™ batteries

Standard Equipment

• 11.1 mm (7/16″) draw stud
• 19 mm (¾″) draw stud
• Quick connector and ball pull
• Adaptor
• Punches and dies: M16, M20, M25, M32, M40