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    drill bit grading

    All drill bit grading wholesalers & drill bit grading manufacturers come from members. We doesn't provide drill bit grading products or service, please contact them directly and verify their companies info carefully.

    Total 8204 products from drill bit grading Manufactures & Suppliers
    Best Single Flute End Mill Cutter / Spiral Drill Bit Solid Carbide Rough End wholesale

    Place of Origin:CHINA

    Brand Name:QIANGLI

    ...Carbide Single Flute End Mill Cutter/Spiral Drill Bit/Solid Carbide Rough End Specifications 1. Hardness:HRC45/50/55/60/65 2. Flutes:2 flutes or 4 flutes 3. ...

    Jiangsu Qiangli Machinery Co.,Ltd
    Verified Supplier

    Jiangsu

    Best Diameter 80mm - 105mm Dth Drill Bits Rock Drilling Bits Low Air Pressure wholesale

    Brand Name:MIROC

    Model Number:DTH DRILL BIT

    Place of Origin:Shangdong,China

    ... Dth Drill Bits Rock Drilling Bits Low Air Pressure In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the piston is in direct contact with the drill bit, little...

    KSQ Technologies (Beijing) Co. Ltd
    Verified Supplier

    Beijing

    Best AQ,BQ,NQ,HQ,PQ Impregnated Rock Drill Bits Diamond Core Drill Bits wholesale

    Brand Name:Chemshine

    Model Number:AQ

    Place of Origin:China

    ...Rock drill bits AQ,BQ,NQ,HQ,PQ Impregnated Diamond Core Drill Bits Impregnated Diamond Core Drill Bit For Micro Drilling Rigs HQ, BQ, NQ, PQ Q series core bits Size O.D I.D Availability mm mm Imp. S.S T.C. PDC TSP E.P. AQ 47...

    Chemshine Carbon Co.,Ltd
    Verified Supplier

    Fujian

    Best Reverse Circulation Bits RC Bits RC Drill Bits RC Hammers Bits wholesale

    Brand Name:SOLLROC

    Model Number:Reverse Circulation Bits RC Bits RC Drill Bits

    Place of Origin:China

    ...Reverse Circulation Bits RC Bits RC Drill Bits RC Hammers Bits Specification: REVERSE CIRCULATION DRILL BIT This reverse circulation drill bits are widely used in the following applicaiton field: Geologic exploration samples, Oil wells and ore ...

    Changsha Sollroc Engineering Equipments Co., Ltd
    Verified Supplier

    Hunan

    Best High Performance Core Drilling Equipment Impregnated Core Drill Bits wholesale

    Brand Name:ROSCHEN

    Model Number:AW34

    Place of Origin:CHINA

    ...AW34 Impregnated Diamond Core Drill Bits With High Drilling Performance Introduction: The main technical parameters of impregnated diamond core bits include diamond type, size, concentration and diamond grade, matrix hardness and crown shapes etc. If...

    ROSCHEN GROUP
    Verified Supplier

    Shanghai

    Best Hard Rock Digging Alloy Steel DTH Drill Bits NUMA125 Diameter 381-394 Mm wholesale

    Brand Name:New Diamond

    Model Number:NUMA125

    Place of Origin:Hunan, China (Mainland)

    ...ND65 DTH Drill Bits Description After a special heat treatment process, the ball bit bit can meet the requirement of hard rock digging, and it can minimize the loss in ...

    Hunan New Diamond Construction Machinery Co., Ltd.
    Verified Supplier

    Hunan

    Best Coring Drill Bits , Wireline Core Hole Drill Bits For Core Tech Diamond Drilling wholesale

    Brand Name:Sinotechdrill

    Model Number:NQ,HQ,PQ,LTK,T2,T6,T6S,HWF,PWF,NWG,HWG,NX,HX,NMLC

    Place of Origin:China

    ...Advantages for core drill bits : 1. Fast cutting and drilling speed 2. Long life, stable performance 3. Low power consumption 4. Professional OEM, superior grade quality 5.. CE: ISO: 9001: 2000 Size AQ,BQ,NQ,HQ,PQ Application geological...

    Sinotechdrill International Co., Ltd
    Verified Supplier

    Shandong

    Best Unimate Impregnated Diamond Core Drill Bit For Micro Drilling Rigs HQ, BQ, NQ, PQ wholesale

    Model Number:AQ BQ NQ HQ PQ T2,NMLC

    Place of Origin:CHANGSHA HUNAN

    Brand Name:CHANGTAN

    ...Unimate Impregnated Diamond Core Drill Bit For Micro Drilling Rigs HQ, BQ, NQ, PQ Q series core bits Size O.D I.D Availability mm mm Imp. S.S T.C. PDC TSP E.P. AQ 47.75/47.50 27.10/26....

    Changsha Changtan Geological Equipment Co.,Ltd
    Verified Supplier

    Hunan

    Best 60 Pcs Diamond Head Drill Bit Dental Surgical Instruments Wear Resistance wholesale

    Brand Name:Huaxing

    Place of Origin:China

    ...60 Pcs Dental Diamond Drill Bits Good Sale High Speed Shank 1.6mm In consideration of the international transportation, the powder and ...

    Jiangyin Huaxing Diamond Tools Factory Co., Ltd
    Verified Supplier

    Jiangsu

    Best 14mm Diamond Core Drill Bits For Granite / Stone With 3 / 8" Shaft wholesale

    Brand Name:JOHNSON TOOLS

    Model Number:BGB14

    Place of Origin:CHINA

    ... of 14mm Core Drill Bits For Drilling Granite Or Other Stone , With 3/8" Shaft 1) Core drilling thinner applications of stone, including granite, marble, sandstone, limestone, and so on. 2) Premium grade core bits that deliver fast drilling speed and...

    Johnson Tools Manufactory Co.,Ltd
    Verified Supplier

    Jiangsu

    Best High Speed Core Drill Bits / Impregnated Diamond Core Bits HQ , 95.76/95.38 mm wholesale

    Place of Origin:China

    Brand Name:SINOCOREDRILL

    Model Number:BWL NWL HWL PWL

    ....38 mm Diamond core bits HQ core drill bits , “SINOCOREDRILLS” brand has a high reputation in and out of China. The main crown technical parameters of impregnated diamond core bits include diamond grade,size,concentrarion and...

    Sinocoredrill Group Co.,Ltd
    Verified Supplier

    Jiangsu

    Best Alloy Drill Bit Tungsten Carbide Buttons For Mining , Cemented Carbide Buttons wholesale

    Brand Name:Rixin

    Model Number:MK30

    Place of Origin:China

    ...Alloy Drill Bit Tungsten Carbide Buttons For Mining , Cemented Carbide Buttons Advantage of carbide spherical button 1,HIP sintering 2,...

    Zhuzhou Mingri Cemented Carbide Co., Ltd.
    Verified Supplier

    Hunan

    Best Granite Concrete Core Drill Bits , Wet Dry Diamond Core Bit Black Color wholesale

    Brand Name:CPEC

    Model Number:CPEC-DRYCDB035

    Place of Origin:CHINA

    ... Diamond Core Drill Bit For Granite Stone In Dry And Wet Description: 1. Core drilling thinner applications of stone, including granite, marble, sandstone, limestone, and so on. 2. Premium grade core bits that deliver fast drilling speed and...

    China Porcelain & Electric (Henan) Co., Ltd.
    Verified Supplier

    Henan

    Best Oil drilling grade Sodium Carboxymethyl Cellulose wholesale

    Brand Name:Runsheng

    Model Number:CMC-LV CMC-HV

    Place of Origin:Tianjin

    Email: Sales2@tjrunsheng.com skype: willa-1208 Product Name: Sodium Carboxymethyl Cellulose/CMC Sodium Carboxymethyl Cellulose is an anionic linear macromolecular structure cellulose ether. White or ivory fiberized celluflour or white powder, oderless, ...

    Tianjin Runsheng Cellulose Science and Technology Co., Ltd.
    Active Member

    Tianjin

    Best Q7-45-7 22-60mm Tapered button drill bit for norway wholesale

    Place of Origin:China

    Brand Name:PRODRILL

    Model Number:Q7-45-7 22-60mm

    ...Tapered Bit Taper button bit as small hole bit is different with thread button bit as long hole bit to use taper match with bit with rod to be used for air leg or hand held...

    Xiamen Prodrill Equipment Co., Ltd
    Site Member

    Fujian

    Best High quality hot selling HIP Sintered Tungsten Carbide Drilling bits wholesale

    Brand Name:M&J

    Model Number:Various

    Place of Origin:China

    ... carbide for mining inserts Grade Density (g/cm3) Hardness(HRA) TRS(N/mm2) Recommended applications YK15 14.60 88.0 2600 Suitable for embedding rotary percussive drill bits of light rock drilling machines for drilling soft to medium...

    Marie Jays Metal Products Co.,Ltd
    Active Member

    Hunan

    Best 1/2 Inch HSS Reduced Shank Drill Bits wholesale

    Place of Origin:JIANG SU YANG ZHOU

    Brand Name:JWT

    ..., Our products have get high praise by the customes. JW Tools help to determine which drill bit is the best fit for your drill and your project. Designed for

    YANGZHOU JIANGWEI TOOLS CO,.LTD
    Site Member

    Jiangsu

    Best HQ Impregnated Diamond Core Drill Bit wholesale

    Place of Origin:Changsha, China

    Model Number:HQ Diamond Core Drill Bit

    ... Description Impregnated diamond bit: The impregnated diamond bits are the most commonly useful bits in the mineral exploration industry, as they have the widest range of application. The carefully selected grades of high quality...

    Changsha Miracleland Import & Export Co., Ltd
    Site Member

    Hunan

    Best Supply hard alloy tungsten carbide rod for drill bits with customer size wholesale

    Brand Name:Hanztech

    Model Number:tungsten carbide rod

    Place of Origin:Baoji, Shaanxi, China

    ... Tungsten carbide bar details Name Supply hard alloy tungsten carbide rod for drill bits Place of Original Baoji, Shaanxi, China Grade YG6, YG8, YG6X, YG11, YG10X,YL10.2,etc Shape round shape bar rod...

    Baoji Hanz Metal Material Co.,Ltd
    Active Member

    Shaanxi

    Best DTH Drilling Bit / Rock Drilling Bit / Drilling Tool wholesale

    Brand Name:Lys

    Model Number:All

    Place of Origin:Hunan China

    ...DTH Drilling Bit / Rock Drilling Bit / Drilling Tool -The grades of tungsten carbide drill bit Grade Density (g/cm³) Hardness (HRA) T·R·S (N/mm2) Application YG4C 15.0 89.5 1800 Maily used as small buttons for percussion bits and as the inserts...

    Zhuzhou Lys Carbide Co.,ltd
    Site Member

    Hunan

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