KAMY offers unmatched quality, value, and innovation in our rock and concrete cutting products. Our expertise in engineering and our quality, US manufactured tunneling, mining and construction equipment is unparalleled to others in the industry.
KAMY is the leading manufacturer of roadheaders in the weight class of 13-100 tons weight. Our roadheaders offer interchangeable cutter heads, both transverse and axial and are custom engraved for each project. Our hydraulic cutters are suitable for material with uniaxial compressive strength ranging from 500 to 25,000 pounds per square inch. All of our products can be utilized in a variety of applications from rock excavation, trenching, demolition and concrete, to underwater cutting, tunneling, and scaling.
Technology led the establishment of the quality assurance after-sales service, improve the management system.
Production license of the product ensure that the license number, approval date and expiration date.
Product packaging in line with national regulations, due to packaging damage caused by the products borne.
Any difficulties encountered by customers, we will do our best in the first time to provide perfect service.
Hollow Drill Bar, Hollow Drill Bar Suppliers and ...
A wide variety of hollow drill bar options are available to you, such as carbon steel, high manganese steel, and steel. You can also choose from drill pipe, stabilizer, and drill collar. As well as from coal mining, ore mining, and well drilling.
DYWI Drill Hollow Bar System - dywidag-systems.com
The DYWI® Drill Hollow Bar System includes a full range of drill bits, adaptor sleeves, couplers, nuts and bearing plates. In addition, thanks to a wide range of DYWI® Drill injection adaptors and drill tooling, the hollow bar can be used with many types of drilling equipment. Key features of the DYWI® Drill Hollow Bar System are: No Casing ...
DYWI® Drill Hollow Bar - DYWIDAG-Systems International UK
DYWI ® Drill Hollow Bar is a fully threaded self-drilling system installed into loose or collapsing soils without the need for casing. The bar features a hollow bore which enables it …
DYWI® Drill Hollow Bar System - dywidag.co.uk
DYWI® Drill Hollow Bar System Introduction DYWI® Drill Hollow Bar is a fully threaded self-drilling system installed into loose or collapsing soils without the need for casing The bar features a hollow bore which enables it to be
Hollow Drill Steel Bar, Hollow Drill Steel Bar Suppliers ...
A wide variety of hollow drill steel bar options are available to you, such as carbon steel, high manganese steel, and steel. You can also choose from coal mining, ore mining, and well drilling. As well as from drilling tool, drilling equipment. And whether hollow drill steel bar is drill pipe, drill collar, or drill bit.
Drill Hollow Bar System - DYWIDAG Systems International
Geotechnical Systems - DYWI ® Drill Hollow Bar System. The DYWI ® Drill Hollow Bar System combines the geotechnical load-bearing system with the creation of a borehole. Thanks to the self-drilling hollow bar system with simultaneous grout flushing, the installation …
R32 Self Drilling Hollow Bar - Hollow Bar Anchors By Sinorock
R32 hollow bar anchors consist of hollow bar, drill bit, coupling, packer, plate and nut, combine grouting and drilling together and adapt to several construction situations and different geological conditions.
DYWI Drill® Hollow Bar System - dsiamerica.com
The DYWI ® Drill Hollow Bar System consists of fully threaded steel bar sections, couplers, nuts and drill bits. It can be drilled and grouted into loose or collapsible soil without a casing. The bar sections feature a hollow center that allows for a simultaneous drilling and grouting operation. The DYWI® Drill Hollow Bar serves as a drill ...
Stainless round bar and hollow bar — Sandvik Materials ...
Bar and hollow bar Sandvik provides an extensive range of stainless bar and hollow bar for machining. The Sandvik program also includes hollow drill steel for the manufacturing of top-hammer rock drill rods.
Rock drill steel for top-hammer rock drill rods — Sandvik ...
Drill steel for top-hammer rock drill rods, available in four different steel grades. Sandvik's rock drill steel is supplied as hollow, hot-rolled, round or hexagon bar.