We are glad to introduce Winner Industry Corp. Ltd. as one of the major manufacturers in China of high quality rock drilling tools used in quarrying, mining, construction and demolition industries. Using the highest quality raw materials and ultra - modern, computer - controlled heat - treating furnace together with ongoing investment in modern technologies, we are able to manufacture and supply wide range of quality products as follows: 1. Pneumatic Rock Drill Hand-Held Rock Drill, Air-Leg Rock Drill and Paving Breaker ( B87C, B67C and B70, B90 similar to Tex27, Tex32 ) etc. 2. Percussive Rock Drilling Products Tapered or threaded Chisel bit, Button bit, Cross bit, X bit and Reaming bit. Conventional DTH hammer and DTH bit, RC bit etc. Concentric ( Symmetrix ) and Eccentric Overburden Drilling tools (ODEX) 3. Rotary Drilling products Diamond Core Drill, Mud pump, drag bit, auger rod and bit, carbide tooth for auger etc. Diamond drilling tools such as Impregnated, Surface set diamond bit, Reaming shell and Casing shoes PDC bit for oil and gas drilling, PDC bit for bolting hole drilling in coal mine etc. 4. Ground and Rock Support Products Shotcrete machine and shotcrete accelerator Self-Drilling Injection Bolt and accessories Resin chemical cartridges etc All products are produced from high - grade materials, to rigid quality assurance standards, by highly skilled craftsmen. The tungsten carbide of percussion drilling bit are manufactured by importing up-date technologies from Sandvik. The technologies of diamond drilling products and paving breaker are from Atlas Copco. All above mentioned products have been exported to five continents and more than thirty countries. They are satisfied with our reliable quality, very competitive prices and timely delivery after several trial orders.