Page 130 - Aluminum_Machining_catalog_2023

USER GUIDE
INTERCHANGEABLE HIGH PRECISION REAMING HEADS

Reamer Manufacturing Tolerances
Reamer Manufacturing Tolerances DIN 1420
Nominal Diameter of Admissible Maximum and Minimum Reamer Dimensions of Nominal
Reamer D1 in mm Diameter D1 in Μm for Drilling Tolerance Range
Over Up To A9 A11 B8 B9 B10 B11 C8 C9 C10 C11
1 3 +291 +321 +151 +161 +174 +191 + 71 + 81 + 94 +111
+282 +300 +146 +152 +160 +170 + 66 + 72 + 80 + 90
3 6 +295 +333 +155 +165 +180 +203 + 85 + 95 +110 +133
+284 +306 +148 +154 +163 +176 + 78 + 84 + 93 +106
6 10 +310 +356 +168 +180 +199 +226 + 98 +110 +129 +156
+297 +324 +160 +167 +178 +194 + 90 + 97 +108 +124
10 18 +326 +383 +172 +186 +209 +243 +117 +131 +154 +188
+310 +344 +162 +170 +184 +204 +107 +115 +129 +149
18 30 +344 +410 +188 +204 +231 +270 +138 +154 +181 +220
+325 +364 +176 +185 +201 +224 +126 +135 +151 +174
30 40 +362 +446 +203 +222 +255 +206 +153 +172 +205 +256
+340 +390 +189 +200 +220 +250 +139 +150 +170 +200
40 50 +372 +456 +213 +232 +265 +316 +163 +182 +215 +266
+350 +400 +199 +210 +230 +260 +149 +160 +180 +210
50 65 +402 +501 +229 +252 +292 +351 +179 +202 +242 +301
+376 +434 +212 +226 +250 +284 +162 +176 +200 +234
65 80 +422 +521 +239 +262 +302 +361 +189 +212 +252 +311
+396 +454 +222 +236 +260 +294 +172 +186 +210 +244
80 100 +453 +567 +265 +293 +339 +407 +215 +243 +289 +357
+422 +490 +246 +262 +290 +330 +196 +212 +240 +280
100 120 +483 +597 +285 +313 +359 +427 +225 +253 +299 +367
+452 +520 +266 +282 +310 +350 +206 +222 +250 +290
120 140 +545 +672 +313 +345 +396 +472 +253 +285 +336 +412
+510 +584 +290 +310 +340 +384 +230 +250 +280 +324
140 160 +605 +732 +333 +365 +416 +492 +263 +295 +346 +422
+570 +644 +310 +330 +360 +404 +240 +260 +290 +334
160 180 +665 +792 +363 +395 +446 +522 +283 +315 +366 +442
+630 +704 +340 +360 +390 +434 +260 +280 +310 +354
Over Up To D8 D9 D10 D11 E7 E8 E9 F6 F7 F8 F9 G6 G7
1 3 + 31 + 41 + 54 + 71 + 22 + 25 + 35 + 11 + 14 + 17 + 27 + 7 + 10
+ 26 + 32 + 40 + 50 + 18 + 20 + 26 + 8 + 10 + 12 + 18 + 4 + 6
3 6 + 45 + 55 + 70 + 93 + 30 + 35 + 45 + 16 + 20 + 25 + 35 + 10 + 14
+ 38 + 44 + 53 + 66 + 25 + 28 + 34 + 13 + 15 + 18 + 24 + 7 + 9
6 10 + 58 + 70 + 89 +116 + 37 + 43 + 55 + 20 + 25 + 31 + 43 + 12 + 17
+ 50 + 57 + 68 + 84 + 31 + 35 + 42 + 16 + 19 + 23 + 30 + 8 + 11
10 18 + 72 + 86 +109 +143 + 47 + 54 + 68 + 25 + 31 + 38 + 52 + 15 + 21
+ 62 + 70 + 84 +104 + 40 + 44 + 52 + 21 + 24 + 28 + 36 + 11 + 14
18 30 + 93 +109 +136 +175 + 57 + 68 + 84 + 31 + 37 + 48 + 64 + 18 + 24
+ 81 + 90 +106 +129 + 49 + 56 + 65 + 26 + 29 + 36 + 45 + 13 + 16
30 50 +113 +132 +165 +216 + 71 + 83 + 102 + 38 + 46 + 58 + 77 + 22 + 30
+ 99 +110 +130 +160 + 62 + 69 + 80 + 32 + 37 + 44 + 55 + 16 + 21
50 80 +139 +162 +202 +261 + 5 + 99 +122 + 46 + 55 + 69 + 92 + 26 + 35
+122 +136 +160 +194 + 74 + 82 + 96 + 39 + 44 + 52 + 66 + 19 + 24
80 120 +165 +193 +239 +307 +101 +117 +145 + 54 + 65 + 81 +109 + 30 + 41
+146 +162 +190 +230 + 88 + 98 +114 + 46 + 52 + 62 + 78 + 22 + 28
120 180 +198 +230 +281 +357 +119 +138 +170 + 64 + 77 + 96 + 128 + 35 + 48
+175 +195 +225 +269 +105 +115 +135 + 55 + 63 + 73 + 93 + 26 + 34

128 ISCAR