钻头

Substantial for: drill, punch, tungsten steel cutter mold, stamping mold, deep drawing forming, watches shell, all kinds of knife, knife juice, stirring knives, razors, hair cutting knives, alloy knives, knife tablets, bearings, artificial joints, stamping die, gear, all kinds of precision steel parts, electronic components and automotive parts motorcycle piston ring and so on.

大量用于：钻头、冲头、钨钢刀具模具、冲压模、深拉成型、钟表外壳模具，各种餐刀、榨汁刀、搅拌刀、剃须刀、剪发刀、合金刀、刀粒，轴承、人造关节、冲压模具、齿轮、各种精密合金钢零配件，电子零件及汽车摩托车配件活塞环等。

Pilot core processing devices designed and role is removed from the core for rock mechanics studies, and thus a more perfect, rational and broken rock mechanics research studies and three roller bits work for the design and improvement of the provision of the necessary bits of information.

试验岩芯加工装置的设计目的和作用是从岩石中取出岩芯以供力学研究，从而建立更加完美的，合理的岩石破碎学研究和牙轮的工作力学研究，为钻头的设计和改进提供必要的信息。

With the development of oil and gas resource exploration and exploitation that has turned to offshore, desert and plateau etc., with the complex geology and the bad natural environment, the higher request of roller bit work efficiency has been proposed.

随着世界油气资源勘探开发不断向海洋、沙漠、高原等复杂地质条件和恶劣自然环境的发展，钻井难度不断加大，对牙轮钻头工作性能提出了更高的要求。

Inner wear parts use the wolfram steel needle and rubies bearing.The head of wolfram needle only be process by diamond,to protect the accuracy in a long term

内部的唯一磨损部位采用钨钢针尖和红宝石轴承，钨钢针尖只能用金刚石钻头才能加工出来，保证了产品长期运行的准确性

From Taiwan in the mainland and set up joint investment YESTON Seiko, a precision tools YESTON Trading Co., Ltd., professional agent Units God bit, milling cutter series of cutting tools, professional sales in Japan silk YAMAWA attack, OSG silk attack, dental lamina, dental regulations and campaign tool, Japan Mitutoyo, Switzerland TESA measuring series, the United States BORTON oilstone, Taiwan KINIK grinding wheel, one of Taiwan goods diamond grinding tools, pneumatic tools in Japan, Taiwan Power Tools, Taiwan Technology Friends of electricity approved license, Taiwan gifted German office finishing cabinets, parts cabinets series, Japan Taiwan lathe, milling machine, grinder, wire-cut precision parts, pneumatic fittings, quick fixture series, imported EDM, Drilling Machine dedicated copper wire, copper precision metal parts, etc..

盈通精密工模具有限公司是由台湾万通机械有限公司在大陆与盈通精工联合投资创办的一家盈通精密工具贸易有限公司，专业代理台神钻头、铣刀系列切削工具，专业销售日本YAMAWA丝攻、OSG丝攻、牙板、牙规及系列刀具，日本Mitutoyo、瑞士TESA量具系列，美国BORTON油石、台湾KINIK砂轮、台湾一品钻石研磨工具、日本气动工具、台湾电动工具、台湾技友牌电批、台湾优德办公整理柜，零件柜系列、台湾日本车床、铣床、磨床、线切割精密配件、气动配件、快速夹具系列、进口线切割机、打孔机专用铜线、铜管等精密五金零配件。

The company's long-term recovery of various waste a lot of tungsten steel, high-speed steel and tungsten wire cutter, a high proportion of alloys, tungsten alloy trim all kinds of waste, all kinds of waste NC knives, all kinds of waste-cutter, drill PCB waste, all kinds of waste legislation Cutter, Cutter saw waste, scrapped gongs knife, anvil, spent V-CUT knife, trim line cutting, waste Drawing Die, die stamping waste, waste-cold pier, tungsten steel powder, such as tungsten steel, high-speed Waste steel tools, I acquired approach is simple, direct cash settlement is the direct use, price guarantees than others, the long-term-oriented, mold factory, electronic factories, metal processing, machinery processing plant, plant-embryo, electroplating factory , Regardless of the manufacturer, sale, processing, as long as the tungsten-cobalt alloy scrap a large number of recycling, such as your company has goods or in other units can be linked to the sources, welcomed the intermediaries, will be Chongchou!

本公司长期大量回收各种废钨钢，高速钢，钨绞丝，高比重合金，各种废钨合金边角料，各种废数控刀具，各种废铣刀片，废PCB钻头，各种废立铣刀，废锯片铣刀，报废锣刀，顶锤，废V-CUT刀，线切割边角料，废拉丝模，废冲压模，废冷墩模，钨钢粉末，等各种钨钢，高速钢废工具，我公司收购办法简便，直接现金结算，是直接使用，所以价格保证比他人高，长期面向各，模具厂，电子厂，五金加工厂，机械加工厂，模胚厂，电镀厂，不分生产厂家，销售，加工，只要是钨钴合金废料，大量回收，如贵公司有货或在其他单位能联系到货源，欢迎中介，定重酬！

This paper introduces the main characteristics of rich Ar mixed gas shield welding with metal powder cored wire, and then designs and experiments on welding parameters, obtains optimum welding specification for this method application on the welding of rock bit assembling , at last, analyses the cost of producing.

介绍了金属粉芯焊丝富氩混合气体保护焊的主要特点，对焊接工艺进行了设计与试验，得出了该方法用于钻头组装焊接的最佳工艺规范，最后进行了成本分析。

Remove vent from the roof and drill all screw hole locations with a 1/16 pilot hoe .

从roof上移开vent并用1/16的钻头将所有螺钉孔的位置都钻出来；注意：7。

Underbalanced drilling ; horizontal well ; low density drilling fluid ; rotary geosteering ; casing valve ; PDC bit ; multilateral well ; EM-MWD ; water-in-oil drilling fluid

欠平衡；水平井；钻井液；套管阀； PDC钻头；分支井；电磁波随钻地质导向

Drill with charger to connect φ3-φ4mm long drill bit, through the injection valve to the stuffing box hole drilling.

用充电钻接上φ3-φ4mm的长钻头，通过注射阀向填料函钻通孔。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。