| Patents for B23B 51 - Tools for drilling machines (12,490) |
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| 02/06/2013 | CN102909414A Drilling device capable of removing burrs |
| 02/06/2013 | CN102909413A Slotted drilling bit for eliminating broken stubbles of taps |
| 02/06/2013 | CN102909406A Machining method for slide hole of automotive reverse-gear and gear-shift suspension arm |
| 02/06/2013 | CN101821044B Rotary tool, in particular drill |
| 02/06/2013 | CN101801575B Drill bit and reamer |
| 02/05/2013 | US8366358 Rotary cutting tool, such as a drill, comprising an exchangeable cutting insert, and an exchangeable cutting insert |
| 02/05/2013 | US8366356 Quick change arbor, hole cutter, and method |
| 01/31/2013 | WO2013016018A2 An indexable drill insert |
| 01/31/2013 | WO2013015404A1 Indexable rotary cutting tool and cutting inserts used in same |
| 01/31/2013 | US20130028677 Drill bit and method for manufacturing |
| 01/31/2013 | US20130028676 Deep hole drill comprising a coating |
| 01/30/2013 | EP2551045A2 Cooling channel geometry |
| 01/30/2013 | EP2550123A1 Drilling tool |
| 01/30/2013 | CN202701462U Molding cutter embedded with hard alloy |
| 01/30/2013 | CN202701461U Drill point structure of cemented carbide profile cutter |
| 01/30/2013 | CN202701460U Special type twist drill used for machining phase pass through hole |
| 01/30/2013 | CN202701459U Drilling and milling cutter |
| 01/30/2013 | CN202701458U Countersink cutter |
| 01/30/2013 | CN102896479A Method for manufacturing drill bit with cutting tool bit replaceable and product thereof |
| 01/30/2013 | CN102896367A Device for rapidly detaching drill bit of drilling machine |
| 01/30/2013 | CN102896366A Four-tip and eight-edge drill bit without chisel edge |
| 01/30/2013 | CN102896365A Forwards and backwards guided hole expanding drill |
| 01/30/2013 | CN102896339A Cutting tool |
| 01/30/2013 | CN102015170B Deep-hole boring throwaway tip, and deep-hole boring drill head |
| 01/29/2013 | US8360696 Quick change arbor, hole cutter, and method |
| 01/29/2013 | US8360695 Interface between a rotating shank tool and a lubricant transfer area in a tool holder |
| 01/29/2013 | US8360694 Rotatable multi-operation tool for chip removing machining, and a basic body therefor |
| 01/27/2013 | CA2783373A1 Helical pile adapter |
| 01/24/2013 | WO2013012266A1 Drill tool |
| 01/24/2013 | US20130022423 Idexable drill insert |
| 01/24/2013 | US20130022422 Idexable drill insert |
| 01/24/2013 | US20130022421 Abrasive coring bit |
| 01/24/2013 | US20130022415 Cutting tool |
| 01/24/2013 | DE102012211649A1 Bearbeitung eines gussstückintegrierten Steuerkörpers Processing of a cast piece integrated control body |
| 01/24/2013 | DE102012014092A1 Ein indexierbarer Bohreinsatz An indexable drill bit |
| 01/24/2013 | DE102012012980A1 Wendeplattenbohreinsatz Wendeplattenbohreinsatz |
| 01/23/2013 | CN202684166U Press-in type back pushing chuck |
| 01/23/2013 | CN202684165U Single-tooth drill set capable of one-time hole molding |
| 01/23/2013 | CN202684164U Novel shrinkage opening cutter |
| 01/23/2013 | CN202684163U Integral hard alloy drill bit chip breaker groove for steel part |
| 01/23/2013 | CN202684162U Integral cemented carbide drill utilizing V-shaped welding |
| 01/23/2013 | CN202684161U Drill high in chip removing performance |
| 01/23/2013 | CN202684160U Combined drill for building moulding plate |
| 01/23/2013 | CN102886552A Surface-coated drill having excellent lubricating property and abrasion resistance |
| 01/23/2013 | CN102886551A Idexable drill insert |
| 01/23/2013 | CN102886550A Idexable drill insert |
| 01/23/2013 | CN102886546A 通孔加工方法 Vias processing methods |
| 01/23/2013 | CN101927367B Cutter assembly with adjustable cutting turn radius |
| 01/22/2013 | CA2523268C Damaged bolt and screw removing devices |
| 01/17/2013 | WO2013009431A1 Multi-piece twist drill head and twist drill including the same |
| 01/17/2013 | WO2013009333A1 Counter boring socket and method of installing a threaded fastener into a material |
| 01/17/2013 | WO2013007091A1 Universal pointed drill with multiple edges |
| 01/17/2013 | US20130017029 General-purpose multiple-cutting edge drill |
| 01/17/2013 | US20130017028 Multi-piece twist drill head and twist drill including the same |
| 01/16/2013 | EP2546012A1 Cutting insert and cutting tool |
| 01/16/2013 | CN202667764U Three-straight-hole spiral round bar |
| 01/16/2013 | CN202667747U Combined drilling tool for numerically controlled lathe |
| 01/16/2013 | CN202667746U Fixed-depth drill chuck |
| 01/16/2013 | CN202667745U Sheet iron special drilling device clamped by pistol drill |
| 01/16/2013 | CN202667744U Trepanning drill cutting tool |
| 01/16/2013 | CN202667743U Blade of impact drill |
| 01/16/2013 | CN202667742U Cutter handle allowing gyration radius to be adjusted |
| 01/16/2013 | CN202667741U Micro drill for printed circuit board |
| 01/16/2013 | CN202667740U U-drill mechanism |
| 01/16/2013 | CN202667739U Novel locating drill bit |
| 01/16/2013 | CN102883840A Surface coated cutting tool |
| 01/16/2013 | CN102873380A Micro-drillbit and method for processing same |
| 01/16/2013 | CN102873379A Abrasion-resistant counter sinking cutter |
| 01/16/2013 | CN102873378A Counter sinking cutter facilitating chip removal |
| 01/16/2013 | CN102319915B Processing method for needle valve pouring gate of needle valve type hot runner mold |
| 01/15/2013 | US8353645 Counterbore bit |
| 01/15/2013 | CA2538545C Fixed cutter drill bit for abrasive applications |
| 01/10/2013 | WO2013005010A1 Twist drill and method of drilling composite materials, use and method regrinding and manufacturing thereof |
| 01/10/2013 | WO2013003874A1 Drill cutting insert |
| 01/10/2013 | US20130011211 High speed machining center |
| 01/10/2013 | DE112009005271T5 Schneidwerkzeug Cutting tool |
| 01/09/2013 | EP2542369A1 Guide gib |
| 01/09/2013 | CN202655696U Cutter for drilling composite chamfers of cylindrical bolt parts |
| 01/09/2013 | CN202655695U Improved compound bit |
| 01/09/2013 | CN202655694U E2-type twist drill and straight fluted drill with cutting angle |
| 01/09/2013 | CN202655693U Drill bit |
| 01/09/2013 | CN202655682U Once drilling forming device for outer circle of shaft sleeve |
| 01/09/2013 | CN202655681U Deep hole puncher applied to die |
| 01/09/2013 | CN202655677U Drill bit device |
| 01/09/2013 | CN102861938A Multifunctional perforation device |
| 01/03/2013 | US20130004253 Drilling/reaming tool |
| 01/03/2013 | DE102011106416A1 Bohr-Reib-Werkzeug Drilling reaming tool |
| 01/03/2013 | DE102011106054A1 Kernbohrmaschine Core drill |
| 01/03/2013 | DE102011078303A1 Drilling bit, particularly auger, comprises circumferential external thread with centering tip lying in drilling axis, main cutting edge, and chip ejection groove helically arranged around core for discharge of drill cuttings |
| 01/02/2013 | CN202639439U Drill chuck |
| 01/02/2013 | CN202639438U Antilock inner cone drill chuck |
| 01/02/2013 | CN202639437U Combined type countersink drill |
| 01/02/2013 | CN202639436U Chamfering twist drill |
| 01/02/2013 | CN202639435U Novel drilling molding cutter |
| 01/02/2013 | CN202639434U Novel molding cutter |
| 01/02/2013 | CN202639433U Dual-head twist drill |
| 01/02/2013 | CN202639432U Twist drill |
| 01/02/2013 | CN202639431U Twist drill |
| 01/02/2013 | CN202639430U Rotary deep-hole gun drill |
| 01/02/2013 | CN202639429U Drill bit structure used for drilling PCB (Printed Circuit Board) |