Hydraulic Hole Puncher | Knockout Tool | for Panels | 16-51mm | with 6 Interchangeable Dies

Technical Specifications

Maximum Punching Force: 80kN (8 tons)

Max Sheet Thickness (Steel): 3.0 mm

Max Sheet Thickness (Stainless Steel): 1.6 mm

Maximum Stroke: 22 mm

Dies Included: 16 mm, 20 mm, 26,2 mm, 32,6 mm, 39 mm, 51 mm 

Die Material: 40Cr high-resistance steel

Weight: approx. 11 kg

Case Dimensions: ~ 40.5 x 23 x 12 cm

Package Contents:

1 x Hydraulic hole puncher

6 x Die pairs

2 x Draw studs (tension rods)

1 x Nut and 1 x Spacer

1 x Robust metal carrying case for storage

Key Features

Smooth Hydraulics: Upgraded cylinder ensures steady movement without oil leakage.

Intuitive Control: Clear "ON/OFF" indications on the valve allow for quick setup or pressure release.

Ergonomic Design: The handle is engineered to achieve maximum leverage with minimal physical effort.

Durable Dies: Blackened surface finish protects against rust and mechanical wear.

Mobility: The entire set comes in a sturdy metal case for convenient transport to job sites.

Application

Electricians: Ideal for punching holes in electrical panels for glands, switches, or indicators.

Engineers & Prototypers: For preparing precise mechanical assemblies and control units.

Plumbing Specialists: When working with metal partitions or specialized pipe fixtures.

Home Users: For garage projects requiring precise hole cutting without the metal deformation often caused by drilling.

Pros & Cons

Pros:

Clean Cut: No additional edge processing (grinding) required.

Power: Easily handles up to 1.6 mm stainless steel.

Versatility: Multiple die sizes cover standard electrical installation needs.

Reliability: Solid metal body and high-quality seals.

Cons:

Weight: The 11 kg weight can be noticeable during prolonged overhead work.

Initial Preparation: A small pilot hole must be pre-drilled for each punch to accommodate the draw stud.