Hejian Longyue Drill Bit Manufacture Co.,Ltd. products

The first stage is to drill a small diameter pilot hole. The second stage is enlarge the hole with a larger diameter cutting tool called an HDD Reamer, Rock Reamer or Hole Opener. The third stage is inserting the casing pipe or other product into the enlarged hole.

The durability of premium tungsten carbide inserts is improved with new formulas and new techniques for insert bit.The wear-resistance of teeth is enhanced with premium tungsten carbide hardfacing on the tooth surfaces for steel tooth bit.

We ship to many countries and serve industries such as Oil & Gas, water well , Construction,Mining, Horizontal Directional Drilling (HDD), Geothermal and Environmental. Our experienced staff is here to assist you with everything from choosing the right bit to shipping around the globe. Our goal is to provide our customers with the best quality tools, accessories and service in the industry. We are supported by many years of experience, trained professionals and a full machine shop. Reduce the cost ,Speed the drilling ,Guarantee the safety is always our aim.

8 1/2" IADC 127 tricone bit Size: 8 1/2 inches 215.9mm IADC code:127 Sealed Type: Elastomer sealed bearing Thread Connection: 4 1/2 API reg pin WOB(KN/mm): 64.8~183KN RPM(r/min): 180~60 Color:Blue, red, green .. We have kept our clients ahead of schedule and under budget by providing the highest quality tools at the best possible prices . We ship to many countries and serve industries such as Oil & Gas, water well , Construction,Mining, Horizontal Directional Drilling (HDD), Geothermal and Environmental. Our experienced staff is here to assist you with everything from choosing the right bit to shipping around the globe. Our goal is to provide our customers with the best quality tools, accessories and service in the industry. We are supported by many years of experience, trained professionals and a full machine shop. Reduce the cost ,Speed the drilling ,Guarantee the safety is always our aim.

5 7/8" matrix body PDC bit Size: 5 7/8"inches 149mm PDC Cutters: 13mm Blades Quantity:7 Thread Connection: 3 1/2" API reg pin WOB(KN/mm): 10KN~80KN RPM(r/min): 80~300 Color:Blue, red, green or Customized .. We have kept our clients ahead of schedule and under budget by providing the highest quality tools at the best possible prices . We ship to many countries and serve industries such as Oil & Gas, water well , Construction,Mining, Horizontal Directional Drilling (HDD), Geothermal and Environmental. Our experienced staff is here to assist you with everything from choosing the right bit to shipping around the globe. Our goal is to provide our customers with the best quality tools, accessories and service in the industry. We are supported by many years of experience, trained professionals and a full machine shop. Reduce the cost ,Speed the drilling ,Guarantee the safety is always our aim.

6" 4 blades PDC drag bit Size: 55mm-660mm PDC Cutters: as your request Blades Quantity:3 Thread Connection: 3 1/2" API reg pin Color:Blue, red, green or Customized Packing:Plywood box(free-fumigation).

Bi-center Steel Body PDC Bit (Polycrystalline Diamond Compact bit) Brief Description. Wellbore reaming operation Special configuration and unique cutters layout make the bit applicable for reaming or drilling.

Natural diamond core bit Medium to hard formation coring Premium natural diamond grains layout makes the bit competent in high compressive medium hard to hard formation with thin interbedded layers. Multiple blade profile design Multiple blade profile design, including round, double taper and parabolic shape, makes the bit suitable for virous types of medium hard to hard formations.

PDC Hole Openers Are Available In 1-Piece Designs In Sizes Up To 30". Our REPLACEABLE BLADE PDC HOLE OPENERS Are Available In Sizes Up To 50". Let us show you how to cut your cost and increase your reaming performance. 

Model Number: 11.11mm. Type: Nozzle. Machine Type: Drilling Tool. Material: Carbide. Processing Type: Casting Use: Well Drilling.