rock drill bit,China rock drill bit Manufacturers, Suppliers

Mountainous Area WPY-30 Exploration Hydraulic Drill Rig

Jun 04, 2012

... hydraulic exploration drill rig for explosive drilling, which is mainly used for DTH drilling,DTH drilling for hard rock, basket bit or auger ... boring for surface soil. The drill rig is designed and developed based ... mm (¢75 mm)(Hole depth)30mDrilling method(Hard rock)(Air DTH)(Soil)(Basket bit or auger boring)Max. torque700 N.mRated speed53 ...

Supplier: Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.

[China Manufacturers]

Best Core drilling bit

Apr 01, 2013

... .Suitbale for different hard formation4.cheaper Best Core Drill Bit BQ Wire-line core drilling tools can lift ... core from drill rods without picking up coring system. A ... can get more clear with the increasing of drill hole depth.We can supply BQ PQ NQ ... sharp diamonds are exposed to continue cutting through the rock. In most geological formations, impregnated bits are ...

Supplier: Tangshan Jinshi Superhard Material Co., Ltd.

[China Manufacturers]

steel rock anchor

Mar 26, 2013

... optional for different ground conditions Steel wedge rock anchor consists of anchor rod, steel drill bit with alloy head, anchor coupling (optional), arch ... at the place with narrow space, achieving the aim of rock reinforcement with extra-long anchor.3 It’s unnecessary to ... take the measure of sleeve protecting and pregrouting to drill the holes in condition of various surrounding rocks since this ...

Supplier: Luoyang Gongyan Technology Co., Ltd.

[China Manufacturers]

10mm Cordless Drill

Jun 18, 2012

10mm Cordless Drill, Variable Speed, Quick Stop, GS/CE/ROHS/UL/CSA/SAA ... : 16/15Kg, Carton Size: 50*28*30cmAccessories: 6Pcs Drill Bits, 1Pc Two End Drill Bit, 1Pc Magnetic Bits Holder, 6Pcs Twist DrillsApproval: GS ...

Supplier: Zhangjiagang Yika Industry Co., Ltd.

[China Manufacturers]

electric hammer drill DH40SR

Mar 30, 2013

electric hammer drill DH40SR ,if you interested our pruducts,please feel free contact with me,thank you! electric hammer drill DH40SRVoltage: 110V/127V/220VCapaccity drill bit: 40mm Core bit: 120mmNo-load speed: 360r/minutes Full-load impact rate: 2,800t/minutesRated input power: 950W Net weight: 6.5kg Plastic portable case Package: 2SETS/CTN G.W.: 18KGS 54×31×37CM

Supplier: Shaodong Feiyue Hardware Tools Factory

[China Manufacturers]

open-air drill rig ZGYX-660

Aug 30, 2012

... speed .3,automatic respond to brazed position, manipulator, Drill lubricator and the card make up the simple and ... angle display makes the Drill single easy operation, accurate positioning. ZGYX-660 Main Technical Specifications:Rock DrillModelZY-104 Bore Dia76 ... ~115mm Slewing Speed0~160r/minSlewing Torque0~980 N-M Impact Frequency60HZ Drill RodT45 ...

Supplier: Beijing Mayastar Machinery & Electrical Equipment Co., Ltd.

[China Manufacturers]

dual drill

Oct 17, 2012

... all those features you'd find in other drill/drivers, plus the revolutionary precision engineered dual ... patented cordless twin drill and drive system. Simply load one chuck with your drill bit and the other ... with a screw bit. Switch back and forth ... heads allow the user to easily switch from drill bit to screwdriver. Voltage: 18Volts Speed: 0-550rpm ...

Supplier: East Mountain Industrial Co., Ltd.

[China Manufacturers]

HQD70 Down the hole drill rig

Dec 16, 2012

HQD70 Down the hole drill rig 1>Rock hardness:f=6~20 2>Bore ... reduction gear torque is big, which makes the drill reliable when works under working condition of strong ... and lack-of-phase protection, which makes the drill work stable and reliable.6) Advancing system matched ... according to different rock rigidity to gain the optimal rock drill effect.HQD70 Down the hole drill rig ModelHQD70Rock rigidityF ...

Supplier: Shanghai Denair Compressor Co., Ltd.

[China Manufacturers]

ZGYX-520 Crawler Full hydraulic Drill Rig

Sep 12, 2012

ZGYX-520 Crawler Full hydraulic Drill Rig 1.hole dia.:64~89mm 2.bore depth: 18~ ... dia.:T38(T45)*3.66m ZGYX-520 Crawler Full hydraulic Drill Rig1.hole dia.:64~89mm 2.bore depth: 18~22m ... Length : 3660 mm7.Rod Dia: T38(T45)*3.66m 8.Rock drill: zhigao brand:ZY-1019.Impact frequency: 2600~3500BPM10.Rotary speed ... ×W×H): 6170*2296*2900mm ZGYX-520 Crawler Full hydraulic Drill Rig

Supplier: Zhejiang Zhigao Machinery Co., Ltd.

[China Manufacturers]

Dental Drill Bearing

Jan 15, 2013

... our customers 3.High precision The high-speed dental drill ball bearings for the high-speed dental hand piece ... the cleaning liquid. Then mount it, and fix the drill bit by hand instead of rotating. Ventilate the compressed air ... compressed air.Main parameters and reference prices of dental drill turbo high-speed ball bearingModelExternal dimensionsSpeedrpmAir pressureMPaNoisedBReference price (tax ...

Supplier: Luoyang Bearing Science And Technology Co., Ltd.

[China Manufacturers]

Crawler DH drill car

Feb 10, 2013

... valve, which can realize the lift, swinging arm drill and drill frame of pitch, angular, translation (back) and ... adjustment function, guarantee the equality of intersectorial drill hole drilling and drill car stability.· operating pneumatic maneuverings valve, ... dust collection, counter blowing function to guarantee a efficient rock drill car.(c). Strong propulsion, rotary organization· propulsion ...

Supplier: Quzhou Sun Winjer International Trading Co., Ltd.

[China Manufacturers]

7pcs drill bits set

Feb 01, 2013

7pce drill & countersink set. Drills clearance holes & countersink in one operation. 7pce drill & countersink set. Drills clearance holes & countersink in one operation. Ready fitted with high performance wood drill bit. Codespecification200420Contents:1pc hex key, 7pc drill and countersink set: 3.2mm,3.5mm,4mm,4.5mm,4.8mm,5mm,5.5mm CODEDESCRIPTIONPACK200420 1 7pcs drill bits set

Supplier: Goalmac (Jiangsu) Imp & Exp Co., Ltd.

[China Manufacturers]

YG15 K034 cemented carbide drill bits for coal mining

Mar 31, 2013

YG15 K034 cemented carbide drill bits for coal mining: 1.trial order ... free 3.fast delivery time YG15 K034 cemented carbide drill bits for coal mining:Products feature: 1. Mining ... alloy film do not fragment easily, so that the drill head has a longer life: using the special ... is using in producing coal seam rotary drilling and rock drill.Zhuzhou Jinfeng Cemented Carbide Technology Co., Ltd., selling ...

Supplier: Zhuzhou Jinfeng Cemented Carbide Technology Co., Ltd.

[China Manufacturers]

Sengmented CNC Sintered Diamond Finger Router Bit

Feb 25, 2012

Sengmented CNC Sintered Diamond Finger Router Bit 1)CNC diamond Finger bit for granite,drill bit 2)Gas 1/2",Dia 22,25mm ... connection:GAS1/2" for CNC machineswe provide Milling Pins,Drill bit,Router bit,Finger bit,Grinding wheel,Router wheel,Profiling wheel etc. for ... are professional in producing polishing pads, cutting blade, core drill bits and stone processing machinery for more than 6 years ...

Supplier: Fuzhou Yongyi Crafts Co., Limited

[China Manufacturers]

NC-70 Spiral drill collar

Jul 14, 2012

... mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar can keep drill bit centralized and hole track ... by large rigidity. drill collar are ...

Supplier: Rugao Yaou Import & Export Trade Co., Ltd.

[China Manufacturers]

Hot sale slick drill collar

Apr 01, 2013

... for reference Product Type:A. Slick Drill Collar: mainly used to provide bit weight to drill bit so that drill pipe is in tension. B ... . Spiral Drill Collar: used to reduce contact ... with hole so as to avoid efficiently bit sticking from differential pressureC. Spiral Drill Collar With Elevator Groove And Slip Groove ...

Supplier: Zhengzhou Hengzhong Heavy Machinery Manufacturing Co., Ltd.

[China Manufacturers]

Slick Drill collar

Oct 17, 2012

API Spec7-1 and NS-1 standard Slick Drill collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar can keep drill bit centralized and hole track by large rigidity. The Drill collar are manufactured strictly from API Spec7-1 and NS-1 standard Slick Drill collar

Supplier: China Vigor Drilling Oil Tools And Equipment Co., Ltd.

[China Manufacturers]

spiral drill collar api 7-1 spiral drill collar

Sep 11, 2012

... mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar can keep drill bit centralized and hole track ... by large rigidity. The Drill collar ...

Supplier: XIAN CHANGQING PETROLEUM TOOLS MANUFACTURING CO., LTD.

[China Manufacturers]

drill collars

Feb 08, 2013

... spiral grooves.Mechanical PropertiesA type and B type drill collar ODYield Strength MPaTensile StrengthMPaElongation%Brinell HardnessHBImpact APVJmmin79 ... .47~11≥689≥930≥13285~341≥54C type drill collar ODYield Strength MPaTensile StrengthMPaElongation%Brinell HardnessHBImpact APVJmmin79 ... an important part of drill stem, drill collar can supply the drilling pressure for the drill bit and increase the ...

Supplier: Taiyuan Hengshan Machinery Co., Ltd.

[China Manufacturers]

API 5DP Drill Pipe

Dec 20, 2012

... RP 7G. The steel grades include E75, X95, G105, OCTG - Drill PipeDrill pipes come in varying specifications of sizes, strength and ... together with the Bottom-Hole-Assembly (BHA) and drill bit to make up the drill stem and this is what drills the wellbore ... can also customize to meet your specific requirements.We supply drill pipes with proprietary connections from leading manufacturers as well.We ...

Supplier: Liuzhou Biaohuang Import & Export Co., Ltd.

[China Manufacturers]