127 steel tooth tricone bits

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Company description Hebei Zhankui Drill Equipment Co., Ltd specializes in drill bits, new and renew tricone bits, PDC bits, single roller bit, drag bit, hammer union, drill pipe, drill collar, safety clamps, elevator, mud pump and stabilizers for water well, oil field, construction, geothermal, directional boring, and underground foundation work all over the world. Our purpose is to sell the best quality products at the lowest possible prices. The company has superior geographic location with east from Tianjin port and north from Bejing city. We have acquired excellent reputation as regular supplier to America and Middle East market. Medium-Hard Formation Tooth Bits The 127 bits are used to drill high-compressive strength, medium hard foamations. Short projection teeth with reduced crest length are used in this series of bit designs. Durable hard facing is applied to reduce tooth wear. Tricone bit:Main structure features1.journal bearing. hardfaced head bearing surface.cone bearing inlaid with friction reducing alloy and then silver plated.the load capacity and seizure resistance of the bearing is greatly improved.2.o-ring seal is made of the more wear resistance high saturated buna-N with the section and precissely designed sealing flange in the cone sealing area increased the reliability of the seal.3.the bit bearing is ball which can be applied to high rotary speed drilling.4.all rubber compensator is used which can provides the bearing system with good assurance of lubrication.5. new type of grease that can sustain high temperature up to 250C is utilized.6.high wear resistance and excellent cutting ability of the insert bit are given full play by using carbide compacts of high strength and high touchiness in combination with optimized compact numbers and rows,the exposure height and special shaped compacts. Nina Lang tel: 86-317-3212988fax: 86-317-3212998 mobilephone: 86-15830816371 Email: drillbits10@zkdrilling.comMSN: nina1025@msn.cn skype: langhongying43QQ: 1932801191 http://www.drill-bits.com.cn/