Tech Spec Inc Share: Manufacturing Component Distribution Tech Spec Inc Visit Website 3781 Rockwell Dr. Midland, MI 48642 (989) 835-4796 (989) 835-2202 (fax) LinkedIn Facebook Hours: Monday - Friday 8:00-5:00 About Map About Distributor of linear motion components. What's Nearby? Distance: 5 10 15 20 25 50 mi.