Precision 4 Post Die Sets for Custom Press Tooling
For over 50 years, Janesville Tool & Manufacturing has produced high-quality die sets and die set components in our Janesville, WI facility. In addition to standard four-post die sets, we specialize in custom fabrication built to your exact specifications. Purchase dies the way you want with Janesville Tool & Manufacturing. We offer superior customization options, so you receive specifically designed tools to meet your requirements. Our custom die sets are ideal for the following applications:
- Cutting: Precision-machined die sets are essential for precise cuts with no burrs.
- Forming: Forming dies from Janesville Tool are manufactured to exacting standards to perform any forming task.
- Bending: Quality bending dies can increase the versatility of an automatic or manual arbor press. Our bending dies are constructed with hardened A36 steel pins and oversized bushings.
- Punching: A punch die makes creating holes in plastic, metal or leather fast and precise.
- Riveting: An arbor press makes short work of setting rivets without posing a risk to your material.
Four Post Die Sets for Sale from Janesville Tool & Manufacturing

Our four-post die sets are precision surface-ground and built with hardened ground bushings for close-tolerance fit and hardened A-36 steel pins for extended wear and long-term performance. Designed for durability, accuracy and reliable press performance, our four-post die sets are built to meet demanding production needs.
View specifications and drawings for 4-post die sets and shop all die sets for press tools from Janesville Tool & Manufacturing.
All die sets for press tools
Janesville Tool 4 Post Die Set Features Include:
- Pin diameters include ⅜”, ½”, ⅝” and ¾”
- Standard pin lengths range from 3.5” to 20”
- Custom pin lengths available upon request
- Available assembled or unassembled based on your production requirements
Pin diameters and lengths
Custom Four Post Die Sets for Cutting, Forming & Punching
Need something outside standard sizing? Janesville Tool specializes in custom 4-post die sets built to your exact specifications. From pin length adjustments to complete custom fabrication, we deliver precision tooling designed for long-term performance. Let us know what you need, and we’ll provide a quote.
Get Customized Die Sets