ClassID:

40762

B23B51/0473 - CPC Classification

Classification description:

Tools for drilling machines for trepanning Drills Details about the connection between the driven shaft and the tubular cutting part; Arbors

Recent Application in this class:
#1
20260138196
2026-05-21

CUTTING TOOL INCLUDING A HOLE SAW ARBOR ASSEMBLY

#2
20260097439
2026-04-09

HOLE SAW CONNECTING MECHANISM

#3
20260097438
2026-04-09

HOLE CUTTING ACCESSORY FOR POWER TOOL

#4
20260084225
2026-03-26

HOLE SAW ARBOR HAVING AN ADJUSTABLE CONNECTION MECHANISM

#5
20260070133
2026-03-12

HOLESAW ASSEMBLY

#6
20260027629
2026-01-29

HOLE SAW ARBOR ASSEMBLY

#7
20250375824
2025-12-11

Lita's Holesaw Boots

#8
20250345864
2025-11-13

Hole Saw with Sidewall Holes

#9
20250303480
2025-10-02

SPRING-LOADED ARBOR FOR USE WITH A HOLE SAW

#10
20250281984
2025-09-11

HOLE SAW WITH AN INTERNAL AUGER

#11
20250276389
2025-09-04

SPRING-LOADED ARBOR FOR USE WITH A HOLE SAW

#12
20250269439
2025-08-28

Nested Hole Saw Set with Quick Connect Arbor and Tube Storage Case

#13
20250214156
2025-07-03

QUICK CHANGE ARBOR

#14
20250162045
2025-05-22

QUICK CHANGE HOLE SAW MANDREL

#15
20250144723
2025-05-08

RING-SAW ASSEMBLIES AND PROCESSES

#16
20250065420
2025-02-27

Intelligent Saw Guides for a Saw Arbor Guide Assembly

#17
20250033126
2025-01-30

RETRACTABLE DRILL BIT

#18
20240399472
2024-12-05

Ring drill bit with improved drill core removal

#19
20240399471
2024-12-05

Drill bit with improved removal of the drill core

#20
20240300034
2024-09-12

Hole-Saw with Brazed or Welded Endcap

#21
20240293875
2024-09-05

CUTTING TOOL

#22
20240278337
2024-08-22

HOLE CUTTING ACCESSORY FOR POWER TOOL

#23
20240261999
2024-08-08

Tool Device for a Hand-Held Power Tool

#24
20240246158
2024-07-25

SOFFIT SAW AND EXTENSION

#25
20240189927
2024-06-13

DYNAMICALLY CONFIGURABLE ARBOR ASSEMBLY APPARATUS WITH DYNAMICALLY ATTACHABLE AND REMOVEABLE COMPONENTS

#26
20240058875
2024-02-22

Hole Saw with Hex Sidewall Holes

#27
20230373016
2023-11-23

SUPPORT ASSEMBLY FOR A CORE DRILL

#28
20230356307
2023-11-09

Ring-saw assemblies and processes

#29
20230347425
2023-11-02

HOLE SAW ARBOR ASSEMBLY

#30
20230311217
2023-10-05

Method for releasing a screw connection between a core drilling device and a drill bit, and core drilling device

#31
20230278114
2023-09-07

HOLE SAW

#32
20230150041
2023-05-18

Dynamicaly configurable arbor assembly apparatus

#33
20230127923
2023-04-27

Hole-saw with brazed or welded endcap

#34
20230051973
2023-02-16

Device for Transmitting Torque from a Drill to a Drill Bit

#35
20230020826
2023-01-19

Debris Collecting System

#36
20220324035
2022-10-13

VACUUM BIT ASSEMBLY WITH REPLACEABLE DRILL BIT

#37
20220314426
2022-10-06

CORE DRILL

#38
20220314342
2022-10-06

HOLE SAW ARBOR HAVING AN ADJUSTABLE CONNECTION MECHANISM

#39
20220297205
2022-09-22

Hole cutting accessory for power tool

#40
20220134446
2022-05-05

A Tool Holding Arrangement, Thread Insert, Rotatable Shaft and Drill Unit

#41
20220126380
2022-04-28

Hole saw with hole enlargement guide and support piece detachable therefrom

#42
20220097150
2022-03-31

HOLE SAW ARBOR ASSEMBLY

#43
20220023959
2022-01-27

Hole saw with hex sidewall holes

#44
20210346966
2021-11-11

Hole cutter having plug ejection and method thereof

#45
20210308776
2021-10-07

Support assembly for a core drill

#46
20210252613
2021-08-19

Support assembly for a core drill

#47
20210221021
2021-07-22

Tool device for a hand-held power tool

#48
20210197296
2021-07-01

Hole saw arbor having an adjustable connection mechanism

#49
20210187631
2021-06-24

CUTTING SECTION FOR A DRILL BIT

#50
20210154750
2021-05-27

Hole saw arbor

#51
20210086273
2021-03-25

Hole-saw with brazed or welded endcap

#52
20210078085
2021-03-18

CUTTING SECTION FOR A DRILL BIT

#53
20210031279
2021-02-04

Ring-saw assemblies and processes

#54
20210023631
2021-01-28

Long hole saw for composite material insulation panel

#55
20200391307
2020-12-17

Hole saw adaptor

#56
20200282474
2020-09-10

Tool attachment for a power tool

#57
20200198067
2020-06-25

Quick-changing brazed drill

#58
20200139456
2020-05-07

HOLE CUTTER

#59
20200108452
2020-04-09

Hole saw arbor assembly

#60
20200086395
2020-03-19

Quick change tool

#61
20200016667
2020-01-16

Hole saw with hex sidewall holes

#62
20190358720
2019-11-28

Saw blade quick release mechanism for sawing tool and the sawing tool using the same

#63
20190193173
2019-06-27

Hole saw assembly

#64
20190184595
2019-06-20

Tool device for a hand-held power tool

#65
20190151959
2019-05-23

HOLE SAW AND COMPONENT THEREOF

#66
20190134716
2019-05-09

Holder for a rotary tool, for example one hole saw

#67
20190126361
2019-05-02

Cutting head and rotary cutting tool having same releasably clamped to a shank via a locating pin

#68
20190091777
2019-03-28

Drill bit with an exchangeable cutting portion

#69
20190039262
2019-02-07

HOLE SAWS

#70
20190022771
2019-01-24

Adjustable diameter hole cutter

#71
20190015906
2019-01-17

Self-centering drill bit

#72
20180333789
2018-11-22

DOUBLE BLADE HOLE-SAW CUP AND PILOT BIT

#73
20180311749
2018-11-01

Cutting tool

#74
20180243888
2018-08-30

Rotary power tool including threaded bit attachment

#75
20180169772
2018-06-21

Axle device and boring tool

#76
20180085834
2018-03-29

Mandrel assembly for electric tool and electric tool having same

#77
20180085833
2018-03-29

Hole saw arbor assembly

#78
20170341161
2017-11-30

System for releasable coupling of a hole saw to a drill arbor

#79
20170320236
2017-11-09

Core drill with detachable end portion

#80
20170291228
2017-10-12

Hole saw mandrel assembly

#81
20170252834
2017-09-07

HOLE-SAW

#82
20170216935
2017-08-03

Support assembly for a core drill

#83
20170209943
2017-07-27

Tool holder for connecting a diamond drill to a drill bit

#84
20170043416
2017-02-16

SELF-CLEANING MANDREL ASSEMBLY AND DRILL BIT

#85
20170001249
2017-01-05

Drill bit with a replaceable cutting portion

#86
20160279717
2016-09-29

Quick-release arbor for hole saw

#87
20160256938
2016-09-08

Cutting tool

#88
20160167140
2016-06-16

Support assembly for a core drill

#89
20160114410
2016-04-28

Hole saw assembly

#90
20160067794
2016-03-10

Quick change system for rotary tools

#91
20160059322
2016-03-03

SECOND STAGE DRILL BIT

#92
20150367425
2015-12-24

Hole saw with interchangeable cutting blades

#93
20150352645
2015-12-10

Hole-saw

#94
20150343540
2015-12-03

Drill bit with an exchangeable cutting portion

#95
20150328695
2015-11-19

Drill bit with an exchangeable cutting portion

#96
20150190866
2015-07-09

Hole saw

#97
20150190146
2015-07-09

Method for manufacturing disposable rotary cutting tools and disposable rotary tool for dental or medical applications

#98
20150104264
2015-04-16

DRILLING TOOL

#99
20150071721
2015-03-12

Arbor assembly for use with a cutting device, such as a cutter or hole saw

#100
20150016909
2015-01-15

Drill bit with an exchangeable cutting portion

#101
20140369775
2014-12-18

Quick-change attachment configuration for a hole saw

#102
20140339781
2014-11-20

Receptacle for tubular drilling tools having different diameters

#103
20140334892
2014-11-13

SUPPORT ASSEMBLY FOR A CORE DRILL

#104
20140314505
2014-10-23

MULTI-POSITION HOLE SAW ASSEMBLY WITH PLUG EJECTOR

#105
20140255117
2014-09-11

Cutter assembly

#106
20140248101
2014-09-04

Power tool arbor device

#107
20140212237
2014-07-31

Fast knockdown cutting tool assembly

#108
20140126973
2014-05-08

Quick release rotary tool mandrel

#109
20140112728
2014-04-24

Bolt on drive assembly for a core drill with high strength spoked reinforcer

#110
20140017023
2014-01-16

Adapter for holding a hole saw on a power tool

#111
20130280000
2013-10-24

Twist top hole saw

#112
20130136553
2013-05-30

Cutting tool

#113
20120237306
2012-09-20

Hole saw

#114
20120183366
2012-07-19

COMBINATION HOLE SAW ARBOR AND ADJUSTABLE HOLE CUTTER SHAFT

#115
20120163933
2012-06-28

Core drilling machine having an interchangeable drill bit

#116
20120155979
2012-06-21

Cutting tool

#117
20120125171
2012-05-24

BORER FOR AN OSCILLATING TOOL

#118
20120009032
2012-01-12

Hole Saw Plug Ejector and Method

#119
20110262237
2011-10-27

Bolt on drive assembly for a core drill with high strength spoked reinforcer

#120
20110255931
2011-10-20

Hole Saw Arbor System

#121
20110232073
2011-09-29

Method for manufacturing disposable rotary cutting tools for dental or medical applications

#122
20110177472
2011-07-21

TREPHINE DRILL FOR IMPLANT

#123
20110170968
2011-07-14

Locking hole saw collar

#124
20110170965
2011-07-14

Hole cutter with extruded cap

#125
20110097169
2011-04-28

Power tool arbor device

#126
20110052340
2011-03-03

Adjustable Depth Hole Saw Assembly

#127
20110033256
2011-02-10

Annular Sawing Structure

#128
20100322733
2010-12-23

Cutting tool

#129
20100322730
2010-12-23

Hole saw assembly

#130
20100247258
2010-09-30

Hole saw assembly

#131
20100239381
2010-09-23

Small hole saw mandrel assembly

#132
20100127465
2010-05-27

Shank attachment device

#133
20100111624
2010-05-06

EXTENDER FOR HOLE SAW AND PIPE INSTALLATION TOOLS AND METHODS

#134
20100092256
2010-04-15

Cutting tool

#135
20100067995
2010-03-18

Hole saw assembly including drive shafts supported by a rotatable annulus

#136
20100054885
2010-03-04

Adapter for operating a keyhole saw on a driving machine

#137
20100008739
2010-01-14

Power tool combination

#138
20090279972
2009-11-12

Quick change arbor, hole cutter, and method

#139
20090279971
2009-11-12

Quick change arbor, hole cutter, and method

#140
20090252567
2009-10-08

Quick-change and plug eject arbor for a hole saw

#141
20090238653
2009-09-24

Quick change arbor, hole cutter, and method

#142
20090226270
2009-09-10

Quick change arbor, hole cutter, and method

#143
20090214310
2009-08-27

Hole saw

#144
20090208903
2009-08-20

Method for manufacturing disposable rotary cutting tools and disposable rotary tool for dental or medical applications

#145
20090208299
2009-08-20

Disposable rotary tool for dental or medical applications

#146
20090199684
2009-08-13

Metal lathe, core drill adaptor and rate of cut device for use with a standard drill press

#147
20090169317
2009-07-02

Hole Saw Holder

#148
20090136310
2009-05-28

Cutting tool assembly including a release mechanism

#149
20090116917
2009-05-07

Large Holesaw Mandrel Assembly

#150
20090110500
2009-04-30

Cutter for engagement with an arbor

#151
20090110497
2009-04-30

Cutter for engagement with an arbor

#152
20090087273
2009-04-02

Cutting tool

#153
20080298915
2008-12-04

Core drill

#154
20080296069
2008-12-04

Novel core drill bit housing and core drill bit

#155
20080267725
2008-10-30

High Speed Industrial Hole Saw for Production Line Applications

#156
20080260481
2008-10-23

Cutter holder

#157
20080260480
2008-10-23

Hole saw assembly

#158
20080253852
2008-10-16

Push button holesaw mandrel assembly

#159
20080253851
2008-10-16

Push button holesaw mandrel assembly

#160
20080181738
2008-07-31

Stall saw improvement

#161
20080167652
2008-07-10

Tool for making drill-holes in bones or removing cylindrical drill-hole cores from bones of the human body

#162
20080118316
2008-05-22

Small holesaw mandrel assembly

#163
20080118315
2008-05-22

Large holesaw mandrel assembly

#164
20080050189
2008-02-28

Hole-saw assembly including two hole-saws

#165
20080019785
2008-01-24

Hole saw assembly

#166
20080011468
2008-01-17

Apparatus and method for removing outer member of plastic pipe joint

#167
20070280798
2007-12-06

Cutting tool

#168
20070277656
2007-12-06

Cutting tool

#169
20070269280
2007-11-22

Universal quick connect system for a hole saw

#170
20070258780
2007-11-08

Hole saw

#171
20070212179
2007-09-13

Cutting tool

#172
20070166116
2007-07-19

HOLE CUTTER AND GUIDE

#173
20070160435
2007-07-12

Hole cutter having detachable hole-sawing blade

#174
20070160434
2007-07-12

Tool-change arbor system

#175
20070104548
2007-05-10

Hole saw having a drill bit with a pilot tip

#176
20070071565
2007-03-29

HOLE SAW MANDREL

#177
20070036620
2007-02-15

Hole saw boss

#178
20070020056
2007-01-25

Hole saw replacement blade rings

#179
20070003386
2007-01-04

Hole saw assembly

#180
20060285934
2006-12-21

Hole-saw assembly including two hole-saw

#181
20060280569
2006-12-14

Hole Saw Arbor System For Power Drill Assisted Tightening And Loosening

#182
20060210366
2006-09-21

Workpiece removal device for a hole saw and plug cutter

#183
20060159531
2006-07-20

Core drilling tool and core drilling machine

#184
20060140733
2006-06-29

Quick release arbor

#185
20060008771
2006-01-12

Rotary tool for dental or medical applications

#186
20050260048
2005-11-24

Core bit

#187
20050226694
2005-10-13

Core bit

#188
20050201838
2005-09-15

Arbor apparatus for rotary tools

#189
20050161263
2005-07-28

Core bit for use with a core drill

#190
20050135886
2005-06-23

ARBOR ARRANGEMENT

#191
20050105981
2005-05-19

Hole cutter and method for producing

#192
20050098359
2005-05-12

Structure for securing insert to insert drill

#193
20050042048
2005-02-24

Hole-saw assembly including two hole-saws

#194
20050031422
2005-02-10

Cutter assembly

#195
20050025593
2005-02-03

Sheet metal hole cutter

#196
20050025592
2005-02-03

Hole saw arbor

#197
20050025591
2005-02-03

Arbor for hole cutter and related method of use

#198
19206565
2025-11-18

Tool connector

#199
15900813
2019-03-19

Hole saw with properties to allow for easy removal of sawed-off materials

#200
15818699
2019-10-15

Modular flywheel holesaw system

#201
15482545
2017-09-05

Quick release hole saw

#202
15399534
2017-11-21

Quick release hole saw

#203
15077094
2017-11-14

Hole saw with threadably removable portion