pdc mining pillar bit

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 NowPDC Rib Band Core Bit with Steel Body, Rib Coring Bit for Pneumatic Rock DrillPDC core bits incorporating PDC(Polycrystalline Diamond Compact) cutters can be very cost effective and very productive, which are applied to rock formations of f≤10,mainly used for geological and hydrology drilling. We have two main types of PDC core bits are available: PDC rib core bits and...Read More
Contact Now26mm Roof Bolting Bullet Drill Bit Coal Mine Roof Bolting Bit Manufacturer ,Best price for sale1. Outperform carbide drilling by 100 to 300 times longer 2. Utilize self-sharpening technology 3. Increase penetration rate 4. Replace percussion drilling 5. Reduce drill maintenance 6. Lower drill steel cost by reducing thrust requirements and extensive wear 7. Significantly reduce...Read More
Contact NowZuanLong PDC Rock Hole Opener Rock Reamer/Drilling Tool FactoryZuanLong 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 NowMatrix Body Non Coring Drilling Pillar Head Bit Non Coring BitZuanlong PDC Pillar Drill Bit has been wildly used to coring-drilling for geological exploratory of coal measure stratum. The normal type is suitable for the f<=10, the reinforced type is suitable for f<=16. Note: Customization are availableRead 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