DEEP HOLE DRILLING SINCE 1974
Deep hole drilling machine manufacturer and exporter, GSM is an ISO and CE certificated enterprise, has been in the engineering business since 1974. Dedicate in supplying of turnkey deep hole drilling solution. Focus on manufaturing gun drilling machines and BTA machines. More >>
Single and multi spindles version for option. The drilling diameter is from 1mm to 40mm. Drilling length is up to 4000mm. Widely used in auto parts, medical parts, gun barrel drilling, etc.