pillar pdc drill bit with sintered body

Contact NowFactory Direct Concave Type PDC Diamond Non Core Drill Bits For Hard RockThe four wings normal type concave drill bits suits for f<=10, the reinforced type suites for f<=15Read More
Contact NowDrilling PDC Hole Rock Opener Reamer/Mining Use ReamerZuanLong PDC hole opener was originally developed for coal mining and it has been proved to be exceptionally cost effective for geotechnical drilling. PDC core bits have extremely fast penetration rates and a very long working life. The cutters are extremely tough and can core formations such as hard...Read More
Contact Now2017 Hot Sale Non Core Mining Drill Bits Mining Bits SellerZuanLong PDC mining drill bit is mainly used for drilling soft-medium formation, such as mud shone, limestone, shale, sandstone and granite etc, it has been wildly used to penetrate the degassing hole, drain hole and grouting hole of coal mine, water, road construction, bridge and building.Read More
Contact NowChina Best Drill Bits Equipment Drill Bits Drilling Tool Bits Cutting Tool Bits/Rock Drill Bits Manufacturer1,)Adopt new super hard materials,with long service life during cutting bit process 2,)Greatly improved drilling efficiency in medium hard rock and hard rock. 3,)The blade is durable,do not need to grinding,easy to use 4,)It can be used in the coal mine, such as traffic, water and electricity industries bolting hole drilling. 5,)We could supply the size from Φ25 to Φ42mm. And we also could provide the different strength roof bolting bits, like ordinary type,strengthened type, and super strengthened type.Read More
Contact NowPDC 2 Wings Full Tips Bit,dust Hog Coal Mining Roof Bit ManufacturerGeneral Introduction PDC coal mining roof bit are mainly used to drill the roof and side supporting hole, the gas drainage, water infusion, geological exploration hole and grouting hole and so on for the coal mine seam, water conservancy and hydro-power, dam and roadway construction of bolt-mesh...Read More
Contact NowLong Service Life/High Wear Resistance/High Impact Resistance PDC Anchor Shank Drill Bit1. The wings are higher wear resistance and impact toughness; 2. To repeat repair and grind are not necessary; 3. Long life drill; 4. Drilling efficiency could be promoted sharply in penetration of high –medium hard rock formation and labor intensity could be reduced. Read More
Contact NowCheap Used Best Selling The Factrory Direct Supply,PDC Anchor Shank Drill Bits/Mining PDC Core Drill BitPDC anchor shank drill bits are mainly used to drill the roof and side supporting hole, the gas drainage, water infusion, geological exploration hole and grouting hole and so on for the coal mine seam, water conservancy and hydro-power, dam and roadway construction of bolt-mesh support.Read More
Contact NowBest Price Auger Drill Tools/Mining Bits/Rock Drill Bit Manufacturer/Rock Bit ManufacturerZLONG Company professionally produces PDC drill bits,diamond drill bit,drill pipes and also R&D new products as per customers'request.All the products under control of ISO9001:2000 quality system and passed the inspection of Beijing Rock-drilling Machine Inspect Center and some of them obtained National patent.After several years' develop,ZLONG products have been widely used in cola mine field,petroleum field,and geological exploration field.We sincerely welcome our friend both home and abroad to come for business talks.Read More
Contact NowPDC Cutter Bits Design Grading/PDC Drill Bit Manufacturers/PDC Drill Bit Prices1,)Customized product is provided,just provide us the drawing,or detailed size; 2,)Free samples is provided, Business started after your test successfully; 3,)Promise you factory price,stable stock,and fast delivery; 4,)If quality is not satisfy your market,cost will be returned to your side; 5,)ZLONG makes quality as its life,best service as its soul.Whenever you need,ZLONG is at your side; 3,)The blade is durable,do not need to grinding,easy to use 4,)It can be used in the coal mine, such as traffic, water and electricity industries bolting hole drilling. 5,)We could supply the size from Φ25 to Φ42mm. And we also could provide the different strength roof bolting bits, like ordinary type,strengthened type, and super strengthened type.Read More
Contact NowFactory Direct Diamond Core Drill Bit For Rock/Diamond Core Bit Set1). Our prodcut has been approved by ISO9001; 2). Our company has been awarded various certificates and honors by goverment, such as observe contact and keep promise enterprise, reliable quality enterprise, civilized unit, high and new tech enterprises, advanced qualtiy management enterprise,ect. ; 3). Specific researching and developing laboratory; 4). More than 15 years manufacturing experience;Read More