New
Challenge Machinery 3/8" (9.5 mm) cornering die – precision steel die for creating rounded corners on paper stacks, compatible with Challenge cornering machines.
Challenge

Challenge Machinery 3/8" (9.5 mm) Cornering Die

Most commonly used with corner rounding machines. The hydraulic and manual rounding machines both use the same dies. Dies and knives work together.

$155.00 USD
Tax-exempt? Apply once, check out tax-free
Est. shipping: Ships in 1-2 days if in stock
Parcel shippingShips by ground carrier.
Talk to a finishing expertReal specialists by phone.
Financing availableLease & purchase options.
Factory-trained install & serviceWe deliver, install & support.
Lead timeShips in 1-2 days if in stock

Details & specifications

The Challenge Machinery 3/8" Cornering Die gives clean, consistent corner rounding on a wide range of printed materials. Its 3/8" (9.5 mm) radius gives a balanced, professional curve for cards, booklets, and promotional pieces.

The die is compatible with hydraulic and manual Challenge corner rounding machines. This precision-ground steel die needs a matching knife and gives long-lasting performance.

Features

  • 3/8" (9.5 mm) corner radius for balanced, professional results
  • Compatible with Challenge Machinery corner rounders
  • Precision-ground steel construction for long life and accuracy
  • Suitable for hydraulic and manual machines
  • Needs a matching cornering knife (sold separately)

Specifications

Specification Detail
Radius Size 3/8" (9.5 mm)
Compatibility Challenge cornering machines
Type Cornering Die
Material Hardened steel
Usage Use with matching knife set

Applications

  • Business and membership cards
  • Books, manuals, and catalogs
  • Marketing brochures and postcards
  • Tags, packaging, and signage

Benefits

  • Clean, uniform rounded corners
  • A good fit for medium-small radius finishing
  • Precise, durable construction for consistent results
  • Improves the function and appearance of printed products

You might also need

Pair your equipment with the supplies and finishing gear that complete the workflow.

Akiles Diamond-5
Akiles

Akiles Diamond-5

$3,799.00
Challenge SCM hydraulic corner rounding machine
Challenge

Challenge SCM hydraulic corner rounding machine

$7,065.00
Challenge SCM Manual Corner Rounding Machine
Challenge

Challenge SCM Manual Corner Rounding Machine

$3,825.00
Challenge Machinery 5/8" (15.9 mm) Cornering Die
Challenge

Challenge Machinery 5/8" (15.9 mm) Cornering Die

$155.00
Every machine, fully supported

We deliver it, install it, train your team and keep it running.

This is not a drop-ship. Our factory-trained technicians install on site, train your operators, and back it with same-day and next-day service across Michigan and the Great Lakes.

Install & train

On-site setup and operator training included.

Same / next-day service

Fast response across the Great Lakes.

Precision machining

Replacement parts fabricated in-house.

Financing

Lease and purchase options available.