| Patents for B23B 51 - Tools for drilling machines (12,490) |
|---|
| 03/05/1987 | DE3529603A1 Boring tool for quires of paper or the like |
| 03/04/1987 | EP0211997A1 Undercutting tool |
| 03/03/1987 | US4647052 Tool-holding device and tool support |
| 02/25/1987 | EP0211106A2 Drill with a plurality of lips |
| 02/24/1987 | US4645389 Multiple-tooth drill bit |
| 02/12/1987 | DE3545165A1 Multi-lip drill |
| 02/10/1987 | US4642003 Rotary cutting tool of cemented carbide |
| 02/10/1987 | US4642001 Spade drill with replaceable cutting-insert carrier |
| 02/03/1987 | US4640373 Bore head for deep-hole boring |
| 02/03/1987 | US4640371 Process and tool for boring cavity holes, more especially in concrete plaster or similar walls |
| 01/15/1987 | WO1987000100A1 Adjustable length chamfering tool |
| 01/15/1987 | DE3515735C1 Boring head for a percussion boring device |
| 01/13/1987 | US4635737 Undercutting drill |
| 01/02/1987 | DE3522324A1 Device for machining workpieces |
| 12/30/1986 | US4632610 Annular hole cutter |
| 12/30/1986 | EP0207025A2 Cutting tool |
| 12/30/1986 | EP0206652A2 A method of making a blank of a drill bit |
| 12/30/1986 | EP0107651B1 Drill bit for fiber reinforced plastics |
| 12/16/1986 | US4628584 Method of removing fibers protruding into bores |
| 12/09/1986 | US4627503 Multiple layer polycrystalline diamond compact |
| 12/02/1986 | US4626152 Quick change tool retainer |
| 12/02/1986 | US4626143 Spot facer and boring head having replaceable carbide cutters |
| 11/25/1986 | US4624608 Pilot pin-locking device in drilling machines |
| 11/20/1986 | EP0202211A2 Drill |
| 11/20/1986 | EP0202091A2 Tool holding devices for machine tools |
| 11/18/1986 | US4623287 Drilling machine especially for drilling glass |
| 11/18/1986 | CA1214055A1 Drill and a method of producing it |
| 11/12/1986 | CA1213760A Drill |
| 11/11/1986 | US4621957 Inverted cutter |
| 11/04/1986 | US4620822 Flat bottom hole drill |
| 11/04/1986 | CA1213452A1 Indexable insert drill |
| 10/21/1986 | US4617692 Tool for drilling and securing screw anchor to a wall |
| 10/14/1986 | US4616965 Rotary cutting tool |
| 10/14/1986 | US4616964 Carbide drill |
| 10/08/1986 | CN85202254U Single edge rotary combined drill with center blade-inlaid |
| 09/30/1986 | CA1211928A1 Single bit reamer with improved precision |
| 09/25/1986 | WO1986005426A1 Drill |
| 09/24/1986 | EP0195265A1 Tool for undercutting bore holes |
| 09/16/1986 | US4611516 Metal working cutting tool |
| 09/10/1986 | EP0194245A2 Drill for generating of holes in a work piece |
| 09/09/1986 | CA1210970A1 Balanced drill with center cutting action |
| 08/20/1986 | EP0191457A1 Counter-sinking tools |
| 08/19/1986 | US4606680 Reamer core drill with cutting bits |
| 08/13/1986 | EP0190182A1 Adaptor for use with a multi-jaw chuck |
| 08/12/1986 | US4605347 High speed drill reamer |
| 08/12/1986 | US4605345 Drilling apparatus with wall-covering protection |
| 08/12/1986 | US4604917 Easy-out threaded fastener extractor |
| 08/05/1986 | CA1208944A1 Drill chuck for percussion drilling |
| 07/30/1986 | CN85202578U High speed drilling-filing bit |
| 07/16/1986 | EP0187647A2 Boring tool |
| 07/15/1986 | US4600006 Cranial perforator |
| 07/15/1986 | CA1207566A1 Drill and indexable carbide insert therefor |
| 07/09/1986 | CN85106996A Method of and tool for boring, especially boring hole on wall of concrete, plaster or the like |
| 07/08/1986 | US4599020 Deburring system |
| 07/02/1986 | CA1206781A Annular hole cutter |
| 06/24/1986 | US4596499 Center-free drill |
| 06/18/1986 | EP0184784A1 Process for the production of drilling tools |
| 06/17/1986 | US4595322 Spade drill bit |
| 06/17/1986 | US4595321 Plug cutter |
| 06/10/1986 | US4594034 Multigroove drill bit with angled frontal ridges |
| 06/10/1986 | US4594033 Boring tool for producing undercuts in holes |
| 06/10/1986 | US4593467 Work piece holder and guard for a circular cutter |
| 05/27/1986 | US4591303 Drilling tool |
| 05/27/1986 | US4591302 Countersink with disposable insert |
| 05/27/1986 | US4591300 Deep-drilling tool |
| 05/27/1986 | US4590929 Tools for orthopaedic surgery and the like |
| 05/21/1986 | EP0181844A2 Drill and cutting insert therefor |
| 05/21/1986 | EP0181841A2 Drill |
| 05/20/1986 | US4589807 Hole production tool |
| 05/20/1986 | US4589805 Boring and deburring head and boring and deburring tool capable of being fastened therein, and method for boring and deburring a workpiece |
| 05/20/1986 | US4589310 Chuck and rotary tool to be used when making a hole in a workpiece |
| 05/20/1986 | US4589178 Insertion tool |
| 05/14/1986 | EP0181303A2 Tool in the form of a compound body and method of producing the same |
| 05/13/1986 | US4588334 Adjustable clocking nose piece |
| 05/13/1986 | US4587736 Creaser tool |
| 05/13/1986 | CA1204307A1 Annular cutter |
| 05/07/1986 | EP0180246A2 Cutting tool |
| 05/07/1986 | EP0180243A2 Composite sintered material having sandwich structure |
| 05/06/1986 | US4586858 Rotary cutting tool |
| 05/06/1986 | US4586857 Hole cutter |
| 04/22/1986 | US4583888 Cemented carbide drill bit |
| 04/22/1986 | CA1203403A1 Rotary drill bit |
| 04/15/1986 | US4582458 Stepped drill construction |
| 04/08/1986 | US4580934 For enlarging a previously drilled hole |
| 04/08/1986 | US4580933 Cutting tool accessory |
| 04/08/1986 | US4580932 Deburring tool |
| 04/08/1986 | CA1202800A1 Pilot adaptor for flat wood boring bits |
| 04/01/1986 | US4579486 Hole saw guide |
| 03/26/1986 | EP0175053A2 Conical counter sinker |
| 03/12/1986 | EP0174089A2 Stepped drill construction |
| 03/11/1986 | US4575294 Anchoring bolt |
| 03/04/1986 | US4573841 Method of and apparatus for the finish shaping of profiled cylindrical holes |
| 03/04/1986 | US4573839 Mounting chuck for a drill having reversible tools therein |
| 03/04/1986 | US4573838 Hole cutter |
| 03/04/1986 | US4573381 Boring device |
| 02/26/1986 | EP0172307A2 Improvements relating to cutters |
| 02/25/1986 | US4572714 Router bit |
| 02/19/1986 | EP0172148A2 Drill |
| 02/19/1986 | EP0171521A2 Drilling device for holes having undercuttings at different positions |
| 02/12/1986 | EP0171358A2 Drilling tool for hand drills |