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  5. CJWinter Attachment Rolls

CJWinter introduces a new series of American-made end-rolling attachments for thread rolling applications.

The CJWinter ER Series of end rolling attachments features innovative design that provides high rigidity for longer tool life and better quality threads, as well as superior thread roll protection. Compact sizes fit virtually any type of machine including CNC turning centers, Swiss, Multi-Spindle, and many others.

ER 189

ER 189

192 ES


ER 190


ER 193

ER 193

ER 191



One-piece front plate enclosures

  • Provides superior roll protection from debris
  • Fewer parts, increased rigidity

Carbide bushings as standard equipment on all attachments

Replaces cumbersome needle bearings

Engraved scale allowing thread pitch diameter adjustments on the machine

High-strength construction for longer tool life
  • Extensive use of tool steel and custom heat treat on wear surfaces
  • Special coating on all wear surfaces for smoother operation and extended life
  • Cheaper operating costs = more profits for you at no extra charge

Standard Shank Sizes (custom shank sizes available)

  • ER 189: 5/8” Standard Shank
  • ER 190: 3/4” Standard Shank
  • ER 191: 1” Standard Shank

Our knowledgeable and courteous sales staff is ready to assist you.
Please give us a call
Toll Free: 800-345-5512
Fax: 631-287-3638 or
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