Since 1937 John. H. Martin Company has provided the highest quality and most unique gifts to the Jewelry, oil and gas drilling industry on six continents and even to 1600 Pennsylvania Avenue in Washington DC. We are proud that two American Presidents own our miniature tricone bits. We take personal pride in our products and strive to provide the very best in customer service.

United States Minor Outlying Islands.
Telephone: 888 356 3216
Telephone: 864 268 3604
Fax: 864 292 8291
Website: http://www.jhmco.us