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HSS High Speed Steel Center Drill Bits Set Precision Combined Center Drill
DIN333 HSS Center DrillsManufacturing process: fully groundMaterial: M2 Flutes: straight flutes, spiral flutesFinish: Bright, TiNDiameter: 1.00-12.5mmType AØdØd1LImmmmmmmm1,003,1531,501,601,253,1533,501,901,604,0037,502,402,005,0042,002,902,506,3047,003,603,158,0052,004,404,0010,0059,0
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High Quality DIN Machine Drill HSS Cobalt Drill Bit HSS Co5 Center Drill
DIN333 HSS Center DrillsManufacturing process: fully groundMaterial: M2 Flutes: straight flutes, spiral flutesFinish: Bright, TiNDiameter: 1.00-12.5mmType AØdØd1LImmmmmmmm1,003,1531,501,601,253,1533,501,901,604,0037,502,402,005,0042,002,902,506,3047,003,603,158,0052,004,404,0010,0059,0
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Higred HSS Center Drills
DIN333 HSS Center DrillsManufacturing process: fully groundMaterial: M2 Flutes: straight flutes, spiral flutesFinish: Bright, TiNDiameter: 1.00-12.5mmType AØdØd1LImmmmmmmm1,003,1531,501,601,253,1533,501,901,604,0037,502,402,005,0042,002,902,506,3047,003,603,158,0052,004,404,0010,0059,0
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China Factory Customized High Quality HSS Drill Bits
Normal,parabolicPlastic pipe packingMetal displaybox packingPlastic tube packingPlastic displaybox packing1pc / PVC bag,then 1pc / inner paper boxGrey metal displaybox packingMetal box for drill bits set packingWooden box for drill set packing5/10 pieces packind in PVC bag, then in white paper box,
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Water Well Drilling Core Diamond Head Mining PDC Drill Bit
Drilling schedule parametersWOB (Kg) Speed (rpm)Pump capacity (1/min)1Ф28300-700300-350150-2002Ф30300-700300-350150-2003Φ32300-700300-350150-2004Φ48300-700300-350120-1605Φ56320-800250-350130-1806Φ75480-1200200-300150-2007Φ94640-1600150-250200-2508Φ110880-2200120-2
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Hot-Selling Flat Composite PDC Core Bit for Soft Formation
Drilling schedule parametersWOB (Kg) Speed (rpm)Pump capacity (1/min)1Ф28300-700300-350150-2002Ф30300-700300-350150-2003Φ32300-700300-350150-2004Φ48300-700300-350120-1605Φ56320-800250-350130-1806Φ75480-1200200-300150-2007Φ94640-1600150-250200-2508Φ110880-2200120-2
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Mine Conical Bits, Tunnel Bits, Threaded Button Bits, DTH Bits T51-115
Rock grouping and recommended use of the bit tableGradenameRepresentsDrilling speedSuggested drill bit1Loose soilredeposited loess,lateritite,Soft sandy soil free of gravel and breccia,diatomite15/HPineapple bit,slice,plain film,Scraper coreless bit2Loose soilloess,red clay,cumulosol,Sand soil,Kaoli
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High Strength DTH Hammer Bits for Drilling and Mining Drilling Low Air Pressure High Air Pressure Drill Bits Drilling CIR DTH Gbr Gd Gsd GM Gql 219-HD65A
Rock grouping and recommended use of the bit tableGradenameRepresentsDrilling speedSuggested drill bit1Loose soilredeposited loess,lateritite,Soft sandy soil free of gravel and breccia,diatomite15/HPineapple bit,slice,plain film,Scraper coreless bit2Loose soilloess,red clay,cumulosol,Sand soil,Kaoli