Headquarters
1001 Business Center Drive, Mount Prospect, IL 60056-2181
P.O. Box 545, Mt. Prospect, IL 60056-0545
Toll-Free: (800) 950-5202
Phone: (847) 635-0044
Fax: (847) 635-7866

Huntsville Branch
5650 Sanderson Street NW, Suite J
Huntsville, AL 35805
Phone: (256) 895-2845
Fax: (256) 895-3150

Detroit Branch
14496 Sheldon Road, #230
Plymouth, MI 48170
Toll-Free: (800) 239-5177
Phone: (734) 451-0200
Fax: (734) 451-5338

Cincinnati Branch
4450 Carver Woods Drive
Cincinnati, OH 45242-5545
Toll-Free: (800) 879-1887
Phone: (513) 891-4000
Fax: (513) 794-2911

Torrance Branch
21221 S. Western Avenue, Suite 200
Torrance, CA 90501
Phone: (310) 782-0227
Fax: (310) 782-0211

México Branch - AHORA EN MÉXICO
Av. Universidad 1703-A
Lomas Del Campestre
Aguascalientes, México 20129
Tel. 52 (449) 993.27.40
Fax. 52 (449) 993.27.53

Master Tool, LLC
210 River Street
Grand River, OH 44045
Phone: (440) 354-0600
Fax: (440) 354-6372
Email: master@mtctools.com
Web site: mtctools.com