We are improving precision tube cold drawing manufacturing!

CALI-Rod® Drawing Mandrels

“Engineers need tools that perform and endure.” - Isaac Woerlen, Founder of CALIBRE-W.

Our Cali-Rod® mandrels have been designed to achieve the best compromise between hardness and elasticity to meet customer requirements of the specific application of precision tube cold drawing.

For professionals icon

Premium Quality Production ISO 9001

100 years of expertise

100 years of experience

Plugin icon

US based customer support

Approved by OEMs


Our long mandrels for cold drawn tubes are helping OEMs and CMOs around the world to improve production efficiency. They are tools engineered to shaping industries like medical, aerospace, defense, energy, and jewelry.

  • Tolerances as tight as +/- .0002"
  • Unmatched durability
  • Exceptional lengths up to 26 feet

Every bar backed by ASTM-A554 grade materials is verified, signed, documented, and certified to our highest quality standards with a production site certified ISO 9001.

Precision in Critical Markets

CALI-Rod is a tool made for the most demanding applications, such as medical, aerospace, defense, and jewelry, where microns matter.

View our specs

Contact us

Fill in the form and a member of our US team will get back to you shortly.