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Division of Commercial Grinding Services,Inc.
2927 Nationwide Parkway, Brunswick, OH 44212
330-273-5040 | 800-379-1433
FAX: 330-273-5340
Mail: P.O. Box 1121, Medina, OH 44258 |
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CUTTING TOOL SPECS SHEET —
Conversion Chart |

MM |
INCH |
SIZE |
MM |
INCH |
SIZE |
MM |
INCH |
SIZE |
MM |
INCH |
SIZE |
MM |
INCH |
SIZE |
3429 |
.0135 |
#80 |
1.9844 |
.078125 |
5/64 |
4.4958 |
.177 |
#16 |
7.8 |
.3071 |
- |
14.6844 |
.578125 |
37/64 |
.3683 |
.0145 |
#79 |
1.9939 |
.0785 |
#47 |
4.5 |
.1772 |
- |
7.9375 |
.3125 |
5/16 |
15 |
.5906 |
- |
.3969 |
.015625 |
1/64 |
2 |
.0787 |
- |
4.572 |
.18 |
#15 |
8 |
.315 |
- |
15.0813 |
.59375 |
19/32 |
.4064 |
.016 |
#78 |
2.05 |
.0807 |
- |
4.6228 |
.182 |
#14 |
8.0264 |
.316 |
O |
15.4781 |
.609375 |
39/64 |
.4572 |
.018 |
#77 |
2.0574 |
.081 |
#46 |
4.699 |
.185 |
#13 |
8.2042 |
.323 |
P |
15.5 |
.6102 |
- |
.5 |
.0197 |
- |
2.0828 |
.082 |
#45 |
4.7625 |
.1875 |
3/16 |
8.3344 |
.328125 |
21/64 |
15.875 |
.625 |
5/8 |
.508 |
.02 |
#76 |
2.1844 |
.086 |
#44 |
4.8006 |
.189 |
#12 |
8.4328 |
.332 |
Q |
16 |
.6299 |
- |
.5334 |
.021 |
#75 |
2.2606 |
.089 |
#43 |
4.8514 |
.191 |
#11 |
8.5 |
.3346 |
- |
16.2719 |
.640625 |
41/64 |
.5715 |
.0225 |
#74 |
2.3749 |
.0935 |
#42 |
4.9149 |
.1935 |
#10 |
8.6106 |
.339 |
R |
16.5 |
.6496 |
- |
.6096 |
.024 |
#73 |
2.3813 |
.09375 |
3/32 |
4.9784 |
.196 |
# 9 |
8.7313 |
.34375 |
11/32 |
16.6688 |
.65625 |
21/32 |
.635 |
.025 |
#72 |
2.4384 |
.096 |
#41 |
5 |
.1969 |
- |
8.8 |
.3465 |
- |
17 |
.6693 |
- |
.6604 |
.026 |
#71 |
2.4892 |
.098 |
#40 |
5.0546 |
.199 |
# 8 |
8.8392 |
.348 |
S |
17.0656 |
.671875 |
43/64 |
.7112 |
.028 |
#70 |
2.5 |
.0984 |
- |
5.1054 |
.201 |
# 7 |
9 |
.3543 |
- |
17.4625 |
.6875 |
11/16 |
.74168 |
.0292 |
#69 |
2.5273 |
.0995 |
#39 |
5.1594 |
.203125 |
13/64 |
9.0932 |
.358 |
T |
17.5 |
.689 |
- |
.75 |
.0295 |
- |
2.5781 |
.1015 |
#38 |
5.1816 |
.204 |
# 6 |
9.1281 |
.359375 |
23/64 |
17.8594 |
.703125 |
45/64 |
.7874 |
.031 |
#68 |
2.6416 |
.104 |
#37 |
5.2197 |
.2055 |
# 5 |
9.25 |
.3642 |
- |
18 |
.7087 |
- |
.7938 |
.03125 |
1/32 |
2.7051 |
.1065 |
#36 |
5.25 |
.2067 |
- |
9.3472 |
.368 |
U |
18.2563 |
.71875 |
23/32 |
.8128 |
.032 |
#67 |
2.7781 |
.109375 |
7/64 |
5.3086 |
.209 |
# 4 |
9.5 |
.374 |
- |
18.5 |
.7283 |
- |
.8382 |
.033 |
#66 |
2.794 |
.11 |
#35 |
5.4102 |
.213 |
# 3 |
9.525 |
.375 |
3/8 |
18.6531 |
.734375 |
47/64 |
.85 |
.0335 |
- |
2.8194 |
.111 |
#34 |
5.5 |
.2165 |
- |
9.5758 |
.377 |
V |
19 |
.748 |
- |
.889 |
.035 |
#65 |
2.8702 |
.113 |
#33 |
5.5563 |
.21875 |
7/32 |
9.8044 |
.386 |
W |
19.05 |
.75 |
3/4 |
.9144 |
.036 |
#64 |
2.9 |
.1142 |
- |
5.6134 |
.221 |
# 2 |
9.9219 |
.390625 |
25/64 |
19.4469 |
.765625 |
49/64 |
.9398 |
.037 |
#63 |
2.9464 |
.116 |
#32 |
5.7912 |
.228 |
# 1 |
10 |
.3937 |
- |
19.5 |
.7677 |
- |
.95 |
.0374 |
- |
3 |
.1181 |
- |
5.9436 |
.234 |
A |
10.0838 |
.397 |
X |
19.8438 |
.78125 |
25/32 |
.9652 |
.038 |
#62 |
3.048 |
.12 |
#31 |
5.9531 |
.234375 |
15/64 |
10.2 |
.4016 |
- |
20 |
.7874 |
- |
.9906 |
.039 |
#61 |
3.175 |
.125 |
1/8 |
6 |
.2362 |
- |
10.2616 |
.404 |
Y |
20.2406 |
.796875 |
51/64 |
1 |
.0394 |
- |
3.2639 |
.1285 |
#30 |
6.0452 |
.238 |
B |
10.3188 |
.40625 |
13/32 |
20.5 |
.8071 |
- |
1.016 |
.04 |
#60 |
3.3 |
.1299 |
- |
6.1468 |
.242 |
C |
10.4902 |
.413 |
Z |
20.6375 |
.8125 |
13/16 |
1.0414 |
.041 |
#59 |
3.4544 |
.136 |
#29 |
6.2484 |
.246 |
D |
10.5 |
.4134 |
- |
21 |
.8268 |
- |
1.0668 |
.042 |
#58 |
3.5 |
.1378 |
- |
6.25 |
.2461 |
- |
10.7156 |
.421875 |
27/64 |
21.0344 |
.828125 |
53/64 |
1.0922 |
.043 |
#57 |
3.5687 |
.1405 |
#28 |
6.35 |
.25 |
1/4 |
11 |
.4331 |
- |
21.4313 |
.84375 |
27/32 |
1.1 |
.0433 |
- |
3.5719 |
.140625 |
9/64 |
6.35 |
.25 |
E |
11.1125 |
.4375 |
7/16 |
21.5 |
.8465 |
- |
1.1811 |
.0465 |
#56 |
3.6 |
.1417 |
- |
6.5 |
.2559 |
- |
11.25 |
.4429 |
- |
21.8281 |
.859375 |
55/64 |
1.1906 |
.046875 |
3/64 |
3.6576 |
.144 |
#27 |
6.5278 |
.257 |
F |
11.5 |
.4528 |
- |
22 |
.8661 |
- |
1.25 |
.0492 |
- |
3.7 |
.1457 |
- |
6.6294 |
.261 |
G |
11.5094 |
.453125 |
29/64 |
22.225 |
.875 |
7/8 |
1.3 |
.0512 |
- |
3.7338 |
.147 |
#26 |
6.7469 |
.265625 |
17/64 |
11.9063 |
.46875 |
15/32 |
22.5 |
.8858 |
- |
1.3208 |
.052 |
#55 |
3.7973 |
.1495 |
#25 |
6.7564 |
.266 |
H |
12 |
.4724 |
- |
22.6219 |
.890625 |
57/64 |
1.397 |
.055 |
#54 |
3.8608 |
.152 |
#24 |
6.8 |
.2677 |
- |
12.3031 |
.484375 |
31/64 |
23 |
.9055 |
- |
1.45 |
.0571 |
- |
3.9116 |
.154 |
#23 |
6.9088 |
.272 |
I |
12.5 |
.4921 |
- |
23.0188 |
.90625 |
29/32 |
1.5 |
.0591 |
- |
3.9688 |
.15625 |
5/32 |
7 |
.2756 |
- |
12.7 |
.5 |
1/2 |
23.4156 |
.921875 |
59/64 |
1.5113 |
.0595 |
#53 |
3.9878 |
.157 |
#22 |
7.0358 |
.277 |
J |
12.8 |
.5039 |
- |
23.5 |
.9252 |
- |
1.5875 |
.0625 |
1/16 |
4 |
.1575 |
- |
7.1374 |
.281 |
K |
13 |
.5118 |
- |
23.8125 |
.9375 |
15/16 |
1.6 |
.063 |
- |
4.0386 |
.159 |
#21 |
7.1438 |
.28125 |
9/32 |
13.0969 |
.515625 |
33/64 |
24 |
.9449 |
- |
1.6129 |
.0635 |
#52 |
4.0894 |
.161 |
#20 |
7.25 |
.2854 |
- |
13.4938 |
.53125 |
17/32 |
24.2094 |
.953125 |
61/64 |
1.7018 |
.067 |
#51 |
4.2 |
.1654 |
- |
7.366 |
.29 |
L |
13.5 |
.5315 |
- |
24.5 |
.9646 |
- |
1.75 |
.0689 |
- |
4.2164 |
.166 |
#19 |
7.493 |
.295 |
M |
13.8906 |
.546875 |
35/64 |
24.6063 |
.96875 |
31/32 |
1.778 |
.07 |
#50 |
4.3053 |
.1695 |
#18 |
7.5 |
.2953 |
- |
14 |
.5512 |
- |
25 |
.9843 |
- |
1.8542 |
.073 |
#49 |
4.3656 |
.171875 |
11/64 |
7.5406 |
.296875 |
19/64 |
14.2875 |
.5625 |
9/16 |
25.0031 |
.984375 |
63/64 |
1.9304 |
.076 |
#48 |
4.3942 |
.173 |
#17 |
7.6708 |
.302 |
N |
14.5 |
.5709 |
- |
25.4 |
1.000 |
1 |
| MM |
INCH |
SIZE |
MM |
INCH |
SIZE |
MM |
INCH |
>SIZE |
>MM |
>INCH |
>SIZE |
>MM |
>INCH |
>SIZE |
Use the following
PDF Sheet for an easy print-out form of the above.
CONVERSION CHART (PDF)
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