1FL | Solid Carbide | Inch & Metric
Self-locating carbide reamers for ferrous materials
Tool Features
Carbide, 1FL, 0° Helix, h6, AlTiN
Series 4050 Overview
- Precise - Accurate - Concentric
- Micrograin carbide substrate for wear resistance
- Burnishing pad for mirror-like finishes
- Proprietary geometry ensures perfect straightness
- Available in stocked sizes for press and slip fit applications
- >0.6240 has reduced shank
Series Lineup


Advanced Performance
PAC Reamer
Series 4050
1 Flute Carbide Reamer
Carbide, 1FL, 0° Helix, h6, AlTiN
P1
P2
P3
M1
M2
K1
H1
Work Materials
P1
P2
P3
M1
M2
K1
H1
Technical Specifications
Resources
Product Offering
Part Number | diasize | diadec | loc_in_display | reach_in_display | oal_in_display | shank_dia_in_display | pac_drill_size | Stock | List Price |
---|---|---|---|---|---|---|---|---|---|
427113 | 3.1496mm | 0.1240 | 2 | 2.5mm | 4 | $141.11 | |||
427115 | 3.1623mm | 0.1245 | 2 | 2.5mm | 14 | $141.11 | |||
427118 | 3.175mm | 0.1250 | 2 | 2.5mm | 8 | $141.11 | |||
427122 | 3.1877mm | 0.1255 | 2 | 2.5mm | 13 | $141.11 | |||
427123 | 3.2004mm | 0.1260 | 2 | 2.5mm | 8 | $141.11 | |||
427126 | 4.7371mm | 0.1865 | 3 | 4.0mm | 13 | $174.98 | |||
427127 | 4.7498mm | 0.1870 | 3 | 4.0mm | 13 | $174.98 | |||
427130 | 4.7625mm | 0.1875 | 3 | 4.0mm | 18 | $174.98 | |||
427131 | 4.7752mm | 0.1880 | 3 | 4.0mm | 7 | $174.98 | |||
427134 | 4.7879mm | 0.1885 | 3 | 4.0mm | 0 | $174.98 | |||
427136 | 5.975mm | 0.2352 | (1.496) 38mm | (3.976) 101mm | (.2362) 6.0mm | 5.5mm | 28 | $175.93 | |
427137 | 5.987mm | 0.2357 | (1.496) 38mm | (3.976) 101mm | (.2362) 6.0mm | 5.5mm | 22 | $175.93 | |
427141 | (.2362) 6.0mm | 0.2362 | (1.496) 38mm | (3.976) 101mm | (.2362) 6.0mm | 5.5mm | 32 | $175.93 | |
427142 | 6.013mm | 0.2367 | (1.496) 38mm | (3.976) 101mm | (.2362) 6.0mm | 5.5mm | 0 | $175.93 | |
427145 | 6.025mm | 0.2372 | (1.496) 38mm | (3.976) 101mm | (.2362) 6.0mm | 5.5mm | 29 | $175.93 | |
427147 | 6.3246mm | 0.2490 | 3 | 6.0mm | 6 | $197.56 | |||
427151 | 6.3373mm | 0.2495 | 3 | 6.0mm | 12 | $197.56 | |||
427154 | 6.35mm | 0.2500 | 3 | 6.0mm | 25 | $197.56 | |||
427157 | 6.3627mm | 0.2505 | 3 | 6.0mm | 15 | $197.56 | |||
427161 | 6.3754mm | 0.2510 | 3 | 6.0mm | 0 | $197.56 | |||
427163 | 7.9121mm | 0.3115 | 3 | 7.5mm | 8 | $202.6 | |||
427164 | 7.9121mm | 0.3115 | 4 | 7.5mm | 7 | $237.07 | |||
427168 | 7.9248mm | 0.3120 | 3 | 7.5mm | 24 | $202.6 | |||
427170 | 7.9248mm | 0.3120 | 4 | 7.5mm | 9 | $237.07 | |||
427173 | 7.9375mm | 0.3125 | 3 | 7.5mm | 19 | $202.6 | |||
427177 | 7.9375mm | 0.3125 | 4 | 7.5mm | 4 | $237.07 | |||
427178 | 7.9502mm | 0.3130 | 3 | 7.5mm | 12 | $202.6 | |||
427179 | 7.9502mm | 0.3130 | 4 | 7.5mm | 8 | $237.07 | |||
427181 | 7.9629mm | 0.3135 | 3 | 7.5mm | 12 | $202.6 | |||
427182 | 7.9629mm | 0.3135 | 4 | 7.5mm | 7 | $237.07 | |||
427185 | 7.975mm | 0.3140 | (1.496) 38mm | (3.976) 101mm | (.3149) 8.0mm | 7.5mm | 42 | $205.93 | |
427188 | 7.975mm | 0.3140 | (1.969) 50mm | (5.984) 152mm | (.3149) 8.0mm | 7.5mm | 5 | $244.6 | |
427192 | 7.987mm | 0.3144 | (1.496) 38mm | (3.976) 101mm | (.3149) 8.0mm | 7.5mm | 23 | $205.93 | |
427196 | 7.987mm | 0.3144 | (1.969) 50mm | (5.984) 152mm | (.3149) 8.0mm | 7.5mm | 15 | $244.6 | |
427198 | (.3149) 8.0mm | 0.3150 | (1.496) 38mm | (3.976) 101mm | (.3149) 8.0mm | 7.5mm | 8 | $205.93 | |
427199 | (.3149) 8.0mm | 0.3150 | (1.969) 50mm | (5.984) 152mm | (.3149) 8.0mm | 7.5mm | 9 | $244.6 | |
427202 | 8.013mm | 0.3155 | (1.496) 38mm | (3.976) 101mm | (.3149) 8.0mm | 7.5mm | 7 | $205.93 | |
427204 | 8.013mm | 0.3155 | (1.969) 50mm | (5.984) 152mm | (.3149) 8.0mm | 7.5mm | 22 | $244.6 | |
427206 | 8.025mm | 0.3159 | (1.496) 38mm | (3.976) 101mm | (.3149) 8.0mm | 7.5mm | 42 | $205.93 | |
427207 | 8.025mm | 0.3159 | (1.969) 50mm | (5.984) 152mm | (.3149) 8.0mm | 7.5mm | 10 | $244.6 | |
427210 | 9.4996mm | 0.3740 | 3 | 9.0mm | 8 | $219.51 | |||
427214 | 9.4996mm | 0.3740 | 4 | 9.0mm | 21 | $281.47 | |||
427215 | 9.5123mm | 0.3745 | 3 | 9.0mm | 17 | $219.51 | |||
427219 | 9.5123mm | 0.3745 | 4 | 9.0mm | 29 | $281.47 | |||
427222 | 9.525mm | 0.3750 | 3 | 9.0mm | 11 | $219.51 | |||
427225 | 9.525mm | 0.3750 | 4 | 9.0mm | 12 | $281.47 | |||
427226 | 9.5377mm | 0.3755 | 3 | 9.0mm | 19 | $219.51 | |||
427229 | 9.5377mm | 0.3755 | 4 | 9.0mm | 0 | $281.47 | |||
427231 | 9.5504mm | 0.3760 | 3 | 9.0mm | 29 | $219.51 | |||
427233 | 9.5504mm | 0.3760 | 4 | 9.0mm | 23 | $281.47 | |||
427235 | 9.975mm | 0.3927 | (1.969) 50mm | (5.984) 152mm | (.3937) 10.0mm | 9.5mm | 63 | $299.16 | |
427238 | 9.987mm | 0.3932 | (1.969) 50mm | (5.984) 152mm | (.3937) 10.0mm | 9.5mm | 42 | $299.16 | |
427239 | 10.0mm | 0.3937 | (1.969) 50mm | (5.984) 152mm | (.3937) 10.0mm | 9.5mm | 6 | $299.16 | |
427242 | 10.013mm | 0.3942 | (1.969) 50mm | (5.984) 152mm | (.3937) 10.0mm | 9.5mm | 28 | $299.16 | |
427243 | 10.025mm | 0.3947 | (1.969) 50mm | (5.984) 152mm | (.3937) 10.0mm | 9.5mm | 4 | $299.16 | |
427247 | 11.0871mm | 0.4365 | 4 | 10.5mm | 10 | $319.85 | |||
427250 | 11.0998mm | 0.4370 | 4 | 10.5mm | 3 | $319.85 | |||
427252 | 11.1125mm | 0.4375 | 4 | 10.5mm | 0 | $319.85 | |||
427255 | 11.1252mm | 0.4380 | 4 | 10.5mm | 18 | $319.85 | |||
427256 | 11.1379mm | 0.4385 | 4 | 10.5mm | 9 | $319.85 | |||
427257 | 11.975mm | 0.4715 | (1.969) 50mm | (5.984) 152mm | (.4724) 12.0mm | 11.5mm | 14 | $349.03 | |
427258 | 11.987mm | 0.4719 | (1.969) 50mm | (5.984) 152mm | (.4724) 12.0mm | 11.5mm | 18 | $349.03 | |
427262 | (.4724) 12.0mm | 0.4724 | (1.969) 50mm | (5.984) 152mm | (.4724) 12.0mm | 11.5mm | 10 | $349.03 | |
427266 | 12.013mm | 0.4730 | (1.969) 50mm | (5.984) 152mm | (.4724) 12.0mm | 11.5mm | 15 | $349.03 | |
427269 | 12.025mm | 0.4734 | (1.969) 50mm | (5.984) 152mm | (.4724) 12.0mm | 11.5mm | 25 | $349.03 | |
427271 | 12.6746mm | 0.4990 | 4 | 12mm | 17 | $346.2 | |||
427273 | 12.6873mm | 0.4995 | 4 | 12mm | 9 | $346.2 | |||
427275 | 12.7mm | 0.5000 | 4 | 12mm | 20 | $346.2 | |||
427277 | 12.7127mm | 0.5005 | 4 | 12mm | 18 | $346.2 | |||
427279 | 12.7254mm | 0.5010 | 4 | 12mm | 14 | $346.2 | |||
427281 | 13.975mm | 0.5502 | (1.969) 50mm | (5.984) 152mm | (.5512) 14.0mm | 13.5mm | 6 | $400.43 | |
427285 | 13.987mm | 0.5507 | (1.969) 50mm | (5.984) 152mm | (.5512) 14.0mm | 13.5mm | 7 | $400.43 | |
427289 | (.5512) 14.0mm | 0.5512 | (1.969) 50mm | (5.984) 152mm | (.5512) 14.0mm | 13.5mm | 2 | $400.43 | |
427293 | 14.013mm | 0.5517 | (1.969) 50mm | (5.984) 152mm | (.5512) 14.0mm | 13.5mm | 5 | $400.43 | |
427297 | 14.025mm | 0.5522 | (1.969) 50mm | (5.984) 152mm | (.5512) 14.0mm | 13.5mm | 8 | $400.43 | |
427300 | 15.8496mm | 0.6240 | 4 | 15mm | 8 | $474.14 | |||
427302 | 15.8623mm | 0.6245 | 4 | 15mm | 18 | $474.14 | |||
427305 | 15.875mm | 0.6250 | 4 | 15mm | 19 | $474.14 | |||
427308 | 15.8877mm | 0.6255 | 4 | 15mm | 11 | $474.14 | |||
427312 | 15.9004mm | 0.6260 | 4 | 15mm | 19 | $474.14 | |||
427316 | 15.975mm | 0.6289 | (1.969) 50mm | (5.984) 152mm | (.5512) 14.0mm | 15.5mm | 13 | $508.01 | |
427320 | 15.987mm | 0.6294 | (1.969) 50mm | (5.984) 152mm | (.5512) 14.0mm | 15.5mm | 23 | $508.01 | |
427324 | (.6299) 16.0mm | 0.6299 | (1.969) 50mm | (5.984) 152mm | (.5512) 14.0mm | 15.5mm | 6 | $508.01 | |
427325 | 16.013mm | 0.6304 | (1.969) 50mm | (5.984) 152mm | (.5512) 14.0mm | 15.5mm | 20 | $508.01 | |
427329 | 16.025mm | 0.6309 | (1.969) 50mm | (5.984) 152mm | (.5512) 14.0mm | 15.5mm | 18 | $508.01 | |
427333 | 19.0246mm | 0.7490 | 4 | 18.5mm | 9 | $671.7 | |||
427337 | 19.0373mm | 0.7495 | 4 | 18.5mm | 11 | $671.7 | |||
427339 | 19.05mm | 0.7500 | 4 | 18.5mm | 18 | $671.7 | |||
427341 | 19.0627mm | 0.7505 | 4 | 18.5mm | 15 | $671.7 | |||
427344 | 19.0754mm | 0.7510 | 4 | 18.5mm | 13 | $671.7 |