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Charts for Drill Bits and Routing Bits
Drill Chart for Plated Through Holes (Unit in Inches)
Finished Through Hole
Drill Size to Use
Finished Tolerance
For Through-hole Plug
0.008~0.01
0.01
0.000/-0.006
No
0.008~0.012
0.012
0.000/-0.006
No
0.01~0.014
0.014
0.001/-0.005
No
0.012~0.014
0.016
0.001/-0.005
No
0.014~0.016
0.018
0.002/-0.004
No
0.012~0.018
0.02
0.002/-0.004
No
0.016~0.02
0.022
0.002/-0.004
No
0.018~0.022
0.024
0.002/-0.004
No
0.0185~0.0205
0.026
0.003/-0.003
Yes
0.0205~0.0224
0.028
0.003/-0.003
Yes
0.0224~0.0244
0.03
0.003/-0.003
Yes
0.0244~0.0264
0.031
0.003/-0.003
Yes
0.0264~0.0283
0.033
0.003/-0.003
Yes
0.0283~0.0303
0.035
0.003/-0.003
Yes
0.0303~0.0323
0.037
0.003/-0.003
Yes
0.0323~0.0343
0.039
0.003/-0.003
Yes
0.0343~0.0362
0.041
0.003/-0.003
Yes
0.0362~0.0382
0.043
0.003/-0.003
Yes
0.0382~0.0402
0.045
0.003/-0.003
Yes
0.0402~0.0421
0.047
0.003/-0.003
Yes
0.0421~0.0441
0.049
0.003/-0.003
Yes
0.0441~0.0461
0.051
0.003/-0.003
Yes
0.0461~0.048
0.053
0.003/-0.003
Yes
0.048~0.05
0.055
0.003/-0.003
Yes
0.05~0.052
0.057
0.003/-0.003
Yes
0.052~0.0539
0.059
0.003/-0.003
Yes
0.0539~0.0559
0.061
0.003/-0.003
Yes
0.0559~0.0579
0.063
0.003/-0.003
Yes
0.0579~0.0598
0.065
0.003/-0.003
Yes
0.0598~0.0618
0.067
0.003/-0.003
Yes
0.0618~0.0638
0.069
0.003/-0.003
Yes
0.0638~0.0657
0.071
0.003/-0.003
Yes
0.0657~0.0677
0.073
0.003/-0.003
Yes
0.0677~0.0697
0.075
0.003/-0.003
Yes
0.0697~0.0717
0.077
0.003/-0.003
Yes
0.0717~0.0736
0.079
0.003/-0.003
Yes
0.0736~0.0756
0.081
0.003/-0.003
Yes
0.0756~0.0776
0.083
0.003/-0.003
Yes
0.0776~0.0795
0.085
0.003/-0.003
Yes
0.0795~0.0815
0.087
0.003/-0.003
Yes
0.0815~0.0835
0.089
0.003/-0.003
Yes
0.0835~0.0854
0.091
0.003/-0.003
Yes
0.0854~0.0874
0.093
0.003/-0.003
Yes
0.0874~0.0894
0.094
0.003/-0.003
Yes
0.0894~0.0913
0.096
0.003/-0.003
Yes
0.0913~0.0933
0.098
0.003/-0.003
Yes
0.0933~0.0953
0.1
0.003/-0.003
Yes
0.0953~0.0972
0.102
0.003/-0.003
Yes
0.0972~0.0992
0.104
0.003/-0.003
Yes
0.0992~0.1012
0.106
0.003/-0.003
Yes
0.1012~0.1031
0.108
0.003/-0.003
Yes
0.1031~0.1051
0.11
0.003/-0.003
Yes
0.1051~0.1071
0.112
0.003/-0.003
Yes
0.1071~0.1091
0.114
0.003/-0.003
Yes
0.1091~0.111
0.116
0.003/-0.003
Yes
0.111~0.113
0.118
0.003/-0.003
Yes
0.113~0.115
0.12
0.003/-0.003
Yes
0.115~0.1169
0.122
0.003/-0.003
Yes
0.1169~0.1189
0.124
0.003/-0.003
Yes
0.1189~0.1209
0.126
0.003/-0.003
Yes
0.1209~0.1228
0.128
0.003/-0.003
Yes
0.1228~0.1248
0.13
0.003/-0.003
Yes
0.1238~0.1258
0.13
0.003/-0.003
Yes
0.1248~0.1268
0.132
0.003/-0.003
Yes
0.1268~0.1287
0.134
0.003/-0.003
Yes
0.1287~0.1307
0.136
0.003/-0.003
Yes
0.1327~0.1346
0.14
0.003/-0.003
Yes
0.1346~0.1366
0.142
0.003/-0.003
Yes
0.1366~0.1386
0.144
0.003/-0.003
Yes
0.1386~0.1406
0.146
0.003/-0.003
Yes
0.1406~0.1425
0.148
0.003/-0.003
Yes
0.1425~0.1445
0.15
0.003/-0.003
Yes
0.1445~0.1465
0.152
0.003/-0.003
Yes
0.1465~0.1484
0.154
0.003/-0.003
Yes
0.1484~0.1504
0.156
0.003/-0.003
Yes
0.1504~0.1524
0.157
0.003/-0.003
Yes
0.1524~0.1543
0.159
0.003/-0.003
Yes
0.1543~0.1563
0.161
0.003/-0.003
Yes
0.1563~0.1583
0.163
0.003/-0.003
Yes
0.1583~0.1602
0.165
0.003/-0.003
Yes
0.1602~0.1622
0.167
0.003/-0.003
Yes
0.1622~0.1642
0.169
0.003/-0.003
Yes
0.1642~0.1661
0.171
0.003/-0.003
Yes
0.1661~0.1681
0.173
0.003/-0.003
Yes
0.1681~0.1701
0.175
0.003/-0.003
Yes
0.1701~0.172
0.177
0.003/-0.003
Yes
0.172~0.174
0.179
0.003/-0.003
Yes
0.174~0.176
0.181
0.003/-0.003
Yes
0.176~0.178
0.183
0.003/-0.003
Yes
0.178~0.1799
0.185
0.003/-0.003
Yes
0.1799~0.1819
0.187
0.003/-0.003
Yes
0.1819~0.1839
0.189
0.003/-0.003
Yes
0.1839~0.1858
0.191
0.003/-0.003
Yes
0.1858~0.1878
0.193
0.003/-0.003
Yes
0.1878~0.1898
0.195
0.003/-0.003
Yes
0.1898~0.1917
0.197
0.003/-0.003
Yes
0.1917~0.1937
0.199
0.003/-0.003
Yes
0.1937~0.1957
0.201
0.003/-0.003
Yes
0.1957~0.1976
0.203
0.003/-0.003
Yes
0.1976~0.1996
0.205
0.003/-0.003
Yes
0.1996~0.2016
0.207
0.003/-0.003
Yes
0.2016~0.2035
0.209
0.003/-0.003
Yes
0.2035~0.2055
0.211
0.003/-0.003
Yes
0.2055~0.2075
0.213
0.003/-0.003
Yes
0.2075~0.2094
0.215
0.003/-0.003
Yes
0.2094~0.2114
0.217
0.003/-0.003
Yes
0.2114~0.2134
0.219
0.003/-0.003
Yes
0.2134~0.2154
0.22
0.003/-0.003
Yes
0.2154~0.2173
0.222
0.003/-0.003
Yes
0.2173~0.2193
0.224
0.003/-0.003
Yes
0.2193~0.2213
0.226
0.003/-0.003
Yes
0.2213~0.2232
0.228
0.003/-0.003
Yes
0.2232~0.2252
0.23
0.003/-0.003
Yes
0.2252~0.2272
0.232
0.003/-0.003
Yes
0.2272~0.2291
0.234
0.003/-0.003
Yes
0.2291~0.2311
0.236
0.003/-0.003
Yes
0.2311~0.2331
0.238
0.003/-0.003
Yes
0.2331~0.235
0.24
0.003/-0.003
Yes
0.235~0.237
0.242
0.003/-0.003
Yes
0.237~0.239
0.244
0.003/-0.003
Yes
0.239~0.2409
0.246
0.003/-0.003
Yes
0.2409~0.2429
0.248
0.003/-0.003
Yes
0.2429~0.2449
0.25
0.003/-0.003
Yes
0.2449~0.2468
0.252
0.003/-0.003
Yes
0.2468~0.2488
0.254
0.003/-0.003
Yes
0.2488~0.2508
0.256
0.003/-0.003
Yes
Drill Chart for Non-Plated Through Holes (Unit in Inches)
Non-Plated Through Hole Size
Drill Size to Use
Tolerance after Drilling
0.0126~0.0146
0.016
0.002/-0.000
0.0146~0.0165
0.018
0.002/-0.000
0.0165~0.0185
0.02
0.002/-0.000
0.0185~0.0205
0.022
0.002/-0.000
0.0205~0.0224
0.024
0.002/-0.000
0.0224~0.0244
0.026
0.002/-0.000
0.0244~0.0264
0.028
0.002/-0.000
0.0264~0.0283
0.03
0.002/-0.000
0.0283~0.0303
0.031
0.002/-0.000
0.0303~0.0323
0.033
0.002/-0.000
0.0323~0.0343
0.035
0.002/-0.000
0.0343~0.0362
0.037
0.002/-0.000
0.0362~0.0382
0.039
0.002/-0.000
0.0382~0.0402
0.041
0.002/-0.000
0.0402~0.0421
0.043
0.002/-0.000
0.0421~0.0441
0.045
0.002/-0.000
0.0441~0.0461
0.047
0.002/-0.000
0.0461~0.048
0.049
0.002/-0.000
0.048~0.05
0.051
0.002/-0.000
0.05~0.052
0.053
0.002/-0.000
0.052~0.0539
0.055
0.002/-0.000
0.0539~0.0559
0.057
0.002/-0.000
0.0559~0.0579
0.059
0.002/-0.000
0.0579~0.0598
0.061
0.002/-0.000
0.0598~0.0618
0.063
0.002/-0.000
0.0618~0.0638
0.065
0.002/-0.000
0.0638~0.0657
0.067
0.002/-0.000
0.0657~0.0677
0.069
0.002/-0.000
0.0677~0.0697
0.071
0.002/-0.000
0.0697~0.0717
0.073
0.002/-0.000
0.0717~0.0736
0.075
0.002/-0.000
0.0736~0.0756
0.077
0.002/-0.000
0.0756~0.0776
0.079
0.002/-0.000
0.0776~0.0795
0.081
0.002/-0.000
0.0795~0.0815
0.083
0.002/-0.000
0.0815~0.0835
0.085
0.002/-0.000
0.0835~0.0854
0.087
0.002/-0.000
0.0854~0.0874
0.089
0.002/-0.000
0.0874~0.0894
0.091
0.002/-0.000
0.0894~0.0913
0.093
0.002/-0.000
0.0913~0.0933
0.094
0.002/-0.000
0.0933~0.0953
0.096
0.002/-0.000
0.0953~0.0972
0.098
0.002/-0.000
0.0972~0.0992
0.1
0.002/-0.000
0.0992~0.1012
0.102
0.002/-0.000
0.1012~0.1031
0.104
0.002/-0.000
0.1031~0.1051
0.106
0.002/-0.000
0.1051~0.1071
0.108
0.002/-0.000
0.1071~0.1091
0.11
0.002/-0.000
0.1091~0.111
0.112
0.002/-0.000
0.111~0.113
0.114
0.002/-0.000
0.113~0.115
0.116
0.002/-0.000
0.115~0.1169
0.118
0.002/-0.000
0.1169~0.1189
0.12
0.002/-0.000
0.1189~0.1209
0.122
0.002/-0.000
0.1209~0.1228
0.124
0.002/-0.000
0.1238~0.1258
0.125
0.002/-0.000
0.1228~0.1248
0.126
0.002/-0.000
0.1248~0.1268
0.128
0.002/-0.000
0.1268~0.1287
0.13
0.002/-0.000
0.1287~0.1307
0.132
0.002/-0.000
0.1307~0.1327
0.134
0.002/-0.000
0.1327~0.1346
0.136
0.002/-0.000
0.1346~0.1366
0.138
0.002/-0.000
0.1366~0.1386
0.14
0.002/-0.000
0.1386~0.1406
0.142
0.002/-0.000
0.1406~0.1425
0.144
0.002/-0.000
0.1425~0.1445
0.146
0.002/-0.000
0.1445~0.1465
0.148
0.002/-0.000
0.1465~0.1484
0.15
0.002/-0.000
0.1484~0.1504
0.152
0.002/-0.000
0.1504~0.1524
0.154
0.002/-0.000
0.1524~0.1543
0.156
0.002/-0.000
0.1543~0.1563
0.157
0.002/-0.000
0.1563~0.1583
0.159
0.002/-0.000
0.1583~0.1602
0.161
0.002/-0.000
0.1602~0.1622
0.163
0.002/-0.000
0.1622~0.1642
0.165
0.002/-0.000
0.1642~0.1661
0.167
0.002/-0.000
0.1661~0.1681
0.169
0.002/-0.000
0.1681~0.1701
0.171
0.002/-0.000
0.1701~0.172
0.173
0.002/-0.000
0.172~0.174
0.175
0.002/-0.000
0.174~0.176
0.177
0.002/-0.000
0.176~0.178
0.179
0.002/-0.000
0.178~0.1799
0.181
0.002/-0.000
0.1799~0.1819
0.183
0.002/-0.000
0.1819~0.1839
0.185
0.002/-0.000
0.1839~0.1858
0.187
0.002/-0.000
0.1858~0.1878
0.189
0.002/-0.000
0.1878~0.1898
0.191
0.002/-0.000
0.1898~0.1917
0.193
0.002/-0.000
0.1917~0.1937
0.195
0.002/-0.000
0.1937~0.1957
0.197
0.002/-0.000
0.1957~0.1976
0.199
0.002/-0.000
0.1976~0.1996
0.201
0.002/-0.000
0.1996~0.2016
0.203
0.002/-0.000
0.2016~0.2035
0.205
0.002/-0.000
0.2035~0.2055
0.207
0.002/-0.000
0.2055~0.2075
0.209
0.002/-0.000
0.2075~0.2094
0.211
0.002/-0.000
0.2094~0.2114
0.213
0.002/-0.000
0.2114~0.2134
0.215
0.002/-0.000
0.2134~0.2154
0.217
0.002/-0.000
0.2154~0.2173
0.219
0.002/-0.000
0.2173~0.2193
0.22
0.002/-0.000
0.2193~0.2213
0.222
0.002/-0.000
0.2213~0.2232
0.224
0.002/-0.000
0.2232~0.2252
0.226
0.002/-0.000
0.2252~0.2272
0.228
0.002/-0.000
0.2272~0.2291
0.23
0.002/-0.000
0.2291~0.2311
0.232
0.002/-0.000
0.2311~0.2331
0.234
0.002/-0.000
0.2331~0.235
0.236
0.002/-0.000
0.235~0.237
0.238
0.002/-0.000
0.237~0.239
0.24
0.002/-0.000
0.239~0.2409
0.242
0.002/-0.000
0.2409~0.2429
0.244
0.002/-0.000
0.2429~0.2449
0.246
0.002/-0.000
0.2449~0.2468
0.248
0.002/-0.000
0.2468~0.2488
0.25
0.002/-0.000
0.2488~0.2508
0.252
0.002/-0.000
0.2508~0.2528
0.254
0.002/-0.000
0.2528~0.2547
0.256
0.002/-0.000
Routing Bits Chart (Unit in Inches)
Routing Bits
Tolerance After Routing
0.0126~0.0146
0.016
0.0146~0.0165
0.018
0.0165~0.0185
0.02
0.0185~0.0205
0.022
0.0205~0.0224
0.024
0.0224~0.0244
0.026
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