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Unibor Annular Cutters come in many different diameters, lengths, shank sizes, and material types. Any of the different configurations can be utilized to best suit your particular application. Using our M2 HSS range of annular cutters can most economically complete most drilling applications. Our imperial diameters begin at 7/16" and go up to 4", in cutting lengths from 1" to 4" deep.

Imperial Sizes | Metric Sizes



Imperial Sizes
Diameter Part No. 1" D.O.C. Part No. 2" D.O.C. Part No. 3" D.O.C. Part No. 4" D.O.C.
7/16 M10437 M20437    
1/2 M10500 M20500    
9/16 M10562 M20562    
5/8 M10625 M20625    
11/16 M10687 M20687    
3/4 M10750 M20750 M30750 M40750
13/16 M10812 M20812 M30812 M40812
7/8 M10875 M20875 M30875 M40875
15/16 M10937 M20937 M30937 M40937
1 M11000 M21000 M31000 M41000
1-1/16 M11062 M21062 M31062 M41062
1-1/8 M11125 M21125 M31125 M41125
1-3/16 M11187 M21187 M31187 M41187
1-1/4 M11250 M21250 M31250 M41250
1-5/16 M11312 M21312 M31312 M41312
1-3/8 M11375 M21375 M31375 M41375
1-7/16 M11437 M21437 M31437 M41437
1-1/2 M11500 M21500 M31500 M41500
1-9/16 M11562 M21562 M31562 M41562
1-5/8 M11625 M21625 M31625 M41625
1-11/16 M11687 M21687 M31687 M41687
1-3/4 M11750 M21750 M31750 M41750
1-13/16 M11812 M21812 M31812 M41812
1-7/8 M11875 M21875 M31875 M41875
1-15/16 M11937 M21937 M31937 M41937
2 M12000 M22000 M32000 M42000
2-1/16 M12062 M22062 M32062 M42062
2-1/8 M12125 M22125 M32125 M42125
2-3/16 M12187 M22187 M32187 M42187
2-1/4 M12250 M22250 M32250 M42250
2-5/16 M12312 M22312 M32312 M42312
2-3/8 M12375 M22375 M32375 M42375
2-7/16 M12437 M22437 M32437 M42437
2-1/2 M12500 M22500 M32500 M42500
2-9/16 M12562 M22562 M32562 M42562
2-5/8 M12625 M22625 M32625 M42625
2-11/16 M12687 M22687 M32687 M42687
2-3/4 M12750 M22750 M32750 M42750
2-13/16 M12812 M22812 M32812 M42812
2-7/8 M12875 M22875 M32875 M42875
2-15/16 M12937 M22937 M32937 M42937
3 M13000 M23000 M33000 M43000
3-1/16 M13062 M23062 M33062 M43062
3-1/8 M13125 M23125 M33125 M43125
3-3/16 M13187 M23187 M33187 M43187
3-1/4 M13250 M23250 M33250 M43250
3-5/16 M13312 M23312 M33312 M43312
3-3/8 M13375 M23375 M33375 M43375
3-7/16 M13437 M23437 M33437 M43437
3-1/2 M13500 M23500 M33500 M43500
3-9/16 M13562 M23562 M33562 M43562
3-5/8 M13625 M23625 M33625 M43625
3-11/16 M13687 M23687 M33687 M43687
3-3/4 M13750 M23750 M33750 M43750
3-13/16 M13812 M23812 M33812 M43812
3-7/8 M13875 M23875 M33875 M43875
3-15/16 M13937 M23937 M33937 M43937
4 M14000 M24000 M34000 M44000

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Metric Sizes
Diameter Part No. 1" D.O.C. Part No. 2" D.O.C. Part No. 3" D.O.C. Part No. 4" D.O.C.
12MM M10472 M20472    
13MM M10512 M20512    
14MM M10551 M20551    
15MM M10591 M20591    
16MM M10630 M20630    
17MM M10669 M20669    
18MM M10709 M20709    
19MM M10748 M20748 M30748 M40748
20MM M10787 M20787 M30787 M40787
21MM M10827 M20827 M30827 M40827
22MM M10866 M20866 M30866 M40866
23MM M10906 M20906 M30906 M40906
24MM M10945 M20945 M30945 M40945
25MM M10984 M20984 M30984 M40984
26MM M11024 M21024 M31024 M41024
27MM M11063 M21063 M31063 M41063
28MM M11102 M21102 M31102 M41102
29MM M11142 M21142 M31142 M41142
30MM M11181 M21181 M31181 M41181
31MM M11221 M21221 M31221 M41221
32MM M11260 M21260 M31260 M41260
33MM M11299 M21299 M31299 M41299
34MM M11339 M21339 M31339 M41339
35MM M11378 M21378 M31378 M41378
36MM M11417 M21417 M31417 M41417
37MM M11457 M21457 M31457 M41457
38MM M11496 M21496 M31496 M41496
39MM M11535 M21535 M31535 M41535
40MM M11575 M21575 M31575 M41575
41MM M11614 M21614 M31614 M41614
42MM M11654 M21654 M31654 M41654
43MM M11693 M21693 M31693 M41693
44MM M11732 M21732 M31732 M41732
45MM M11772 M21772 M31772 M41772
46MM M11811 M21811 M31811 M41811
47MM M11850 M21850 M31850 M41850
48MM M11890 M21890 M31890 M41890
49MM M11929 M21929 M31929 M41929
50MM M11969 M21969 M31969 M41969
51MM M12008 M22008 M32008 M42008
52MM M12047 M22047 M32047 M42047
53MM M12087 M22087 M32087 M42087
54MM M12126 M22126 M32126 M42126
55MM M12165 M22165 M32165 M42165
56MM M12205 M22205 M32205 M42205
57MM M12244 M22244 M32244 M42244
58MM M12284 M22284 M32284 M42284
59MM M12323 M22323 M32323 M42323
60MM M12362 M22362 M32362 M42362
61MM M12402 M22402 M32402 M42402
62MM M12441 M22441 M32441 M42441
63MM M12480 M22480 M32480 M42480
64MM M12520 M22520 M32520 M42520
65MM M12559 M22559 M32559 M42559
66MM M12598 M22598 M32598 M42598
67MM M12638 M22638 M32638 M42638
68MM M12677 M22677 M32677 M42677
69MM M12717 M22717 M32717 M42717
70MM M12756 M22756 M32756 M42756
71MM M12795 M22795 M32795 M42795
72MM M12835 M22835 M32835 M42835
73MM M12874 M22874 M32874 M42874
74MM M12913 M22913 M32913 M42913
75MM M12953 M22953 M32953 M42953
76MM M12992 M22992 M32992 M42992
77MM M13031 M23031 M33331 M43331
78MM M13071 M23071 M33071 M43071
79MM M13110 M23110 M33110 M43110
80MM M13150 M23150 M33150 M43150
81MM M13189 M23189 M33189 M43189
82MM M13228 M23228 M33228 M43228
83MM M13268 M23268 M33268 M43268
84MM M13307 M23307 M33307 M43307
85MM M13346 M23346 M33346 M43346
86MM M13386 M23386 M33386 M43386
87MM M13425 M23425 M33425 M43425
88MM M13465 M23465 M33465 M43465
89MM M13504 M23504 M33504 M43504
90MM M13543 M23543 M33543 M43543
91MM M13583 M23583 M33583 M43583
92MM M13622 M23622 M33622 M43622
93MM M13661 M23661 M33661 M43661
94MM M13701 M23701 M33701 M43701
95MM M13740 M23740 M33740 M43740
96MM M13780 M23780 M33780 M43780
97MM M13819 M23819 M33819 M43819
98MM M13858 M23858 M33858 M43858
99MM M13898 M23898 M33898 M43898
100MM M13937 M23937 M33937 M43937

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