Patents for B23B 51 - Tools for drilling machines (12,490) |
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01/02/2013 | CN202639428U Coated drill bit for printed circuit board (PCB) drilling hole |
01/02/2013 | CN202639427U Novel drill point structure |
01/02/2013 | CN202639426U Novel cutter drilled core |
01/02/2013 | CN202639392U Device for numerical control lathe to drill deep holes |
01/02/2013 | CN202639365U Welding molding cutter |
01/02/2013 | CN102858483A Surface-coated cutting tool and method for manufacturing same |
01/02/2013 | CN102847997A Knife bar of radial drilling machine |
01/02/2013 | CN102847996A Drill bit applied to machining process |
01/02/2013 | CN102847995A Drilling/reaming tool |
01/02/2013 | CN102847994A Disposable multi-edge twist drill |
01/02/2013 | CN102847993A Three-edge taper twist drill |
01/02/2013 | CN102847992A Drilling processing cutter |
01/02/2013 | CN102847991A Deep hole machining tool |
01/02/2013 | CN102847990A Micro blind hole drill with large taper outer diameter at front end |
01/02/2013 | CN102847976A Magnetic hollow-core drill capable of drilling quickly and cutting automatically |
01/02/2013 | CN101821042B Boring tool |
01/02/2013 | CN101821040B Edge replacement-type cutting chip |
01/02/2013 | CN101784353B Cutting insert for chip removing machining of workpieces |
01/01/2013 | US8342781 Drill body |
01/01/2013 | US8342780 Shielded PCD or PCBN cutting tools |
12/27/2012 | DE102011051374A1 Drilling tool, particularly exchangeable disk drilling tool, has groove-flange surfaces, where each groove-flange surface is provided with edge at which fitting groove is extended, such that cutting insert is provided under axial support |
12/27/2012 | DE102009033508B4 Einlippenbohrer Gun drills |
12/26/2012 | EP2537613A1 Oil supply device for hole cutting apparatus |
12/26/2012 | CN202622010U Sleeve caulking groove-type machining tool with circlip connection structure |
12/26/2012 | CN202622009U Multi-purpose drilling machine installation head |
12/26/2012 | CN202622008U Integral cutter of combined-type counter bit |
12/26/2012 | CN202622007U Cutter for machining counter bore |
12/26/2012 | CN202622006U Taper shank outer cooling twist drill |
12/26/2012 | CN202622005U Composite drill bit for machining filter screen of steam turbine set |
12/26/2012 | CN202622004U Cement drill bit |
12/26/2012 | CN102837044A Drilling reamer |
12/26/2012 | CN102837043A Four-edge twist drill |
12/26/2012 | CN102837042A Stepped twist drill |
12/26/2012 | CN102837041A Step twist drill |
12/26/2012 | CN102837040A Molded flat drill |
12/26/2012 | CN102837039A Straight-handle polishing drill |
12/26/2012 | CN102837038A Double-chamfer angle polishing drill |
12/26/2012 | CN102837037A Stepped through-hole drill |
12/26/2012 | CN102837036A Semilune drill |
12/26/2012 | CN102837035A Step forming flat drill |
12/26/2012 | CN102837034A 钨钢扁钻 Tungsten steel flat drill |
12/26/2012 | CN102837033A UC-shaped micro drill with asymmetric groove length and indexing angle |
12/26/2012 | CN101862834B One-step molded multilayer brazed diamond drill bit |
12/26/2012 | CN101733448B Drilling tool and its making method |
12/26/2012 | CN101157148B Replaceable cap for drilling bit or auger bit |
12/25/2012 | US8337125 Container adapted to be inserted in a tool holder, a tool holder and a system |
12/25/2012 | US8337124 High speed hand drill with swiveling pressure foot and integrated vacuum pickup and coolant delivery duct |
12/20/2012 | WO2012172537A1 Cutting tool, cutting tool body and cutting tool support pad therefor |
12/20/2012 | WO2012172014A1 Machine tool, workpiece machining method and use in a machine tool or in a workpiece machining method |
12/20/2012 | WO2012171915A1 Twist drill tips, precursor constructions for use in making same, and methods for making and using same |
12/20/2012 | US20120321403 Drill bit |
12/20/2012 | CA2833419A1 Cutting tool, cutting tool body and cutting tool support pad therefor |
12/19/2012 | EP2535129A1 Drill bit |
12/19/2012 | CN202607847U Quick drill bit capable of being positioned |
12/19/2012 | CN202606947U Drill chuck provided with novel clamp claw |
12/19/2012 | CN202606946U Novel drill chuck |
12/19/2012 | CN202606945U Boring machine knife holder for processing crankshafts |
12/19/2012 | CN202606944U Tool body of punching center hole during milling of end face |
12/19/2012 | CN202606943U Four-edge molding drill cutter for through holes |
12/19/2012 | CN202606942U Drill bit capable of forming conical holes |
12/19/2012 | CN202606941U Alloy blade for drill bit |
12/19/2012 | CN202606940U Machining tool with embedded groove type clamping spring connection |
12/19/2012 | CN202606939U Punching assembly used for thick plate type hard alloy material punching process |
12/19/2012 | CN202606938U Micro drill |
12/19/2012 | CN202606937U Improvement structure of drill bit |
12/19/2012 | CN102834211A A rotary drill |
12/19/2012 | CN102825306A Ball head drill milling cutter |
12/19/2012 | CN102825305A Printing circuit board (PCB) micro-drill for nano compound coating of hard-alloy substrate and preparation method of micro-drill |
12/19/2012 | CN102825304A Drill bit |
12/18/2012 | US8333132 Carbide rotary tool |
12/18/2012 | CA2653544C Multi-sectional percussive drill bit assembly |
12/13/2012 | WO2012168113A1 Cutting insert having a plurality of cutting elements thereon and cutting tool therefor |
12/13/2012 | WO2012167448A1 Stepped drill bit with composite blade back and constant amount of feed |
12/13/2012 | US20120315102 Cutting Tool, Cutting Tool Body and Cutting Tool Support Pad Therefor |
12/13/2012 | US20120315101 Throw-away rotating tool |
12/13/2012 | US20120315100 Nozzle method for removing dust and chips resulting from drilling operations |
12/13/2012 | US20120315099 Rotatable Multi-Operation Tool for Chip Removing Machining, and a Basic Body Therefor |
12/13/2012 | DE10319957B4 Werkzeug zur spanabtragenden Bearbeitung Tool for cutting machining |
12/13/2012 | DE102011085187B3 Bohrer und Herstellungsverfahren für einen Bohrer Drill and a drill production method for |
12/12/2012 | EP2532461A1 Cutting insert having a plurality of cutting elements thereon and cutting tool therefor |
12/12/2012 | CN202591690U Quick disassembling type combined taper sleeve |
12/12/2012 | CN202591689U Cutter for processing boiler component |
12/12/2012 | CN202591688U Drill bit for machining locking hole |
12/12/2012 | CN202591687U Novel structure of drill bit |
12/12/2012 | CN202591686U Novel drill point structure |
12/12/2012 | CN202591685U Novel drill bit structure |
12/12/2012 | CN202591684U Powder metallurgy inner chip removal flat drill |
12/12/2012 | CN102814536A Imbedded carbide drill for steel piece and processing method |
12/12/2012 | CN102814535A Solid carbide drill chip breaker groove for steel part and design method thereof |
12/12/2012 | CN102814534A Pure copper foil drill point and method for processing flexible printed circuit board pure copper foil drill hole |
12/12/2012 | CN102814533A Countersink tool used for processing end face ring groove and manufacturing method thereof |
12/12/2012 | CN102814532A Method of V-shaped welding of solid carbide drill and solid carbide drill thereof |
12/12/2012 | CN102814526A Deep hole drilling device |
12/12/2012 | CN101678475B Small-diameter deep hole drill and fine deep hole processing method |
12/11/2012 | US8328477 Cutting tool |
12/11/2012 | US8328476 Quick change arbor, hole cutter, and method |
12/11/2012 | US8328475 Cutting tool assembly including a release mechanism |
12/11/2012 | US8328474 Quick change arbor, hole cutter, and method |
12/11/2012 | US8328473 Drill and method of producing printed circuit board |
12/11/2012 | US8327551 Attachment interface for rotary hand tools |