About Us

Your Trust is Our Longevity.   Celebrating 40+ Years!

TDI International, Inc. - About Us

TDI International, Inc. specializes in the highest quality precision tweezers and electronics assembly hand tools as well as cleanroom and assembly equipment including dry boxes, glove boxes, and chairs.

TDI has been involved in the electronics, semiconductor, and microwave device assembly, military, fiber optics, research and development and disk drive industries in laboratories and clean rooms for 40 years.

Our product lines are utilized in a wide range of applications for these specific industries and in ESD, cleanroom, assembly and ergonomic applications.

Common Tweezer & Hand Tools Applications Include:

  • Printed Circuit Board Assembly
  • Laser Device Assembly
  • Microwave Device Assembly
  • Circuit Die & Electronic Package Assembly
  • Circuit Board Repair & Rework
  • Disk Drive Assembly
  • Semiconductor Assembly


TDI International, Inc.
3351 E. Hemisphere Loop
Tucson, AZ 85706

Phone: 520-799-8000 / Fax: 520-799-8002
General Questions & Sales: sales@tdiinternational.com
Handtools Division: handtools@tdiinternational.com
Equipment Division: equipment@tdiinternational.com

Summer Hours: Monday-Friday 8:00am - 4:00pm PST (July & August)

TDI is Closed on the Following Holidays:
Good Friday
Memorial Day
4th Of July
Labor Day
Thanksgiving & Day After
Christmas through New Year's Day

TDI is a proud member of the following: