Yonda Machinery is headquatered in Taiwan and has factory at Suzhou, China mainland. We are specialized in manufacturing hydraulic drifter, rotary head and drill rig for mining, tunneling, coring, anchorage and water well with over 40 years experience.
Xuzhou Shenwei Foundation Machinery Technology Co., Ltd.
● 20+ years of professional concentration ● 1000+ sets Kelly bar of annual production ● 10000+ sets Kelly bar being in use for jobsite working ● 60000+ ㎡ premises for Kelly bar production ● Plentiful stocks and Rapid delivery ● Full range of Kelly bars matched with various drilling rigs ● Authorized OEM supplier of drilling rig manufacturers in china
WorldWide Drilling Resource
WorldWide Drilling Resource® IN PRINT – ONLINE – your choice FREE or get both (postage fee for foreign delivery)! Easy-to-read top-quality editorial, along with WORLDCLASS Classified Section included. The ONLY drilling magazine which focuses on ALL aspects of the drilling industry; construction-geotechnical, directional, environmental, exploration-blasthole, shallow gas & oil, geothermal, mining, water well, waste water, irrigation. FREE – REGISTRATION IS REQUIRED – online or call and we will take the information over the phone for you – 850-547-0102: advertising made easy with the WWDR Team https://www.worldwidedrillingresource.com FOLLOW OUR TRAVELS https://www.facebook.com/WorldWideDrillingResource | WorldWide Drilling Resource® IN PRINT – ONLINE – your choice – or get both! Easy-to-read top-quality editorial, along with WORLDCLASS Classified Section included. The ONLY drilling magazine which focuses on ALL aspects of the drilling industry; construction-geotechnical, directional, environmental, exploration-blasthole, shallow gas & oil, geothermal, mining, water well. Sign up online or call and we will take the information over the phone for you – 850-547-0102: advertising made easy with the WWDR Team. https://www.worldwidedrillingresource.com FOLLOW OUR TRAVELS https://www.facebook.com/WorldWideDrillingResource
Wolf Americas
WOLF started its business in 1974, by a result of a dream of Mr. Constantino Wolf, who since his childhood had a passion for mechanics. Over the years, motivated by his knowledge and dreams, he implemented technological improvements in the company, providing an expansion for a new business and a new manufacturing line: rock drilling equipment. WOLF has become a leader in this segment, being considered the pioneer in Brazil bringing modern technology reflected in its production equipment, with 5 branches in Brazil, one in the United States and more than 35 distributors through the WORLD.
ROTZLER USA Inc
For more than 100 years, ROTZLER has stood for groundbreaking hoisting and pulling winch technology customers can rely on even under the most difficult conditions. To keep this promise, our developers and engineers test the reliability of our products, in our unique test center in Steinen, Germany. Operators from around the world rely on ROTZLER’s winches and individual system solutions when dependability is crucial, whether for the construction and marine industry, drilling or fire and rescue equipment and defense technology. We are partnering with well-known body builders to develop tailor-made winch solutions for different applications. TITAN hoisting winches and TARVOS pulling winches both stand for absolute reliability and durability.
Rockmore International
ROCKMORE INTERNATIONAL is a leading global manufacturer of quality percussive rock drilling tools. Our high-performance products include threaded and tapered drill bits, DTH bits and hammers, extension and tunneling rods, integral and tapered rods, shank adapters and other drill tool accessories. With manufacturing centers in two hemispheres and distribution centers on nearly every continent, Rockmore International provides a wide range of quality tools serving the mining, construction, tunneling, quarrying, exploration, geothermal and water well sectors world-wide for over 75 years.