Diamond Drilling & Supply is located in Duluth Minnesota. We have been providing professional tools, fasteners & abrasive products for the construction, maintenance and manufacturing industries since 1967. We also sell to do-it-yourself people who want quality tools.

Don't see exactly what you need or need something different? Give us a call - our team is ready to assist you. (218) 628-3671  

Our experienced staff helps customers find the right tool for the job. We feel customer service is a strength and we will work with you to get your job done right the first time.

REASONS TO CHOOSE DIAMOND DRILLING: 

• We have years of industrial knowledge

• We service all of the products we sell

• We offer locked-in contract pricing for industrial customers

• We offer thousands of products

• We are committed to professional, quality products and service