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End Mills / 277CB

Solid Carbide TuffCut® XT 4 Flute Variable Helix End Mill
With Chipbreaker
Designed specifically for specific applications in steels, stainless steels, special alloys, and cast irons.
  • 4 Flute
  • ALtima® Blaze coating. B=ALtima® Blaze (ALCrN) coated
  • Center cutting
  • Standard, long, and extra long flute lengths
  • Staggered chipbreaker technology
  • 38° -41° Variable Helix angle
  • Square end and corner radius options

Materials

  • Steel
  • Stainless steel
  • Cast iron
  • Super-alloys and titanium

Applications

  • High Efficiency Milling
  • Slotting
  • Traditional Roughing

Series Attributes

Downloads

Product Range

Tool No. EDP Diameter (DC) Shank Diameter (DCONMS) Overall Length (OAL) Flute Length (APMX) Neck Length (LU) Corner Radius (RE) Coating Shank Type
.1250 277LCB1250B 27953 1/8 1/8 1-1/2 1/2 ALtima® Blaze Straight
.1250 277LCB1252B 27954 1/8 1/8 1-1/2 1/2 0.015 ALtima® Blaze Straight
.1875 277LCB1870B 27955 3/16 3/16 2-1/2 3/4 ALtima® Blaze Straight
.1875 277LCB1872B 27956 3/16 3/16 2-1/2 3/4 0.015 ALtima® Blaze Straight
.1875 277LCB1874B 27957 3/16 3/16 2-1/2 3/4 0.03 ALtima® Blaze Straight
.2500 277LCB2500B 27958 1/4 1/4 3 1-1/4 ALtima® Blaze Straight
.2500 277LCB2502B 27959 1/4 1/4 3 1-1/4 0.015 ALtima® Blaze Straight
.2500 277LCB2504B 27960 1/4 1/4 3 1-1/4 0.03 ALtima® Blaze Straight
.2500 277XCB2500B 27961 1/4 1/4 4 1-3/4 ALtima® Blaze Straight
.2500 277XCB2502B 27962 1/4 1/4 4 1-3/4 0.015 ALtima® Blaze Straight
.2500 277XCB2504B 27963 1/4 1/4 4 1-3/4 0.03 ALtima® Blaze Straight
.2500 277CB25014B 19788 1/4 1/4 2-1/2 3/4 0.03 ALtima® Blaze Straight
.3125 277LCB3120B 27964 5/16 5/16 3 1-1/4 ALtima® Blaze Straight
.3125 277LCB3122B 27965 5/16 5/16 3 1-1/4 0.015 ALtima® Blaze Straight
.3125 277LCB3124B 27966 5/16 5/16 3 1-1/4 0.03 ALtima® Blaze Straight
.3125 277LCB3126B 27967 5/16 5/16 3 1-1/4 0.06 ALtima® Blaze Straight
.3125 277XCB3120B 27968 5/16 5/16 4 1-3/4 ALtima® Blaze Straight
.3125 277XCB3122B 27969 5/16 5/16 4 1-3/4 0.015 ALtima® Blaze Straight
.3125 277XCB3124B 27970 5/16 5/16 4 1-3/4 0.03 ALtima® Blaze Straight
.3125 277XCB3126B 27971 5/16 5/16 4 1-3/4 0.06 ALtima® Blaze Straight
.3750 277LCB3750B 27977 3/8 3/8 4 1-1/2 ALtima® Blaze Straight
.3750 277LCB3752B 27978 3/8 3/8 4 1-1/2 0.015 ALtima® Blaze Straight
.3750 277LCB3754B 27979 3/8 3/8 4 1-1/2 0.03 ALtima® Blaze Straight
.3750 277LCB3756B 27980 3/8 3/8 4 1-1/2 0.06 ALtima® Blaze Straight
.3750 277XCB3750B 27981 3/8 3/8 4 2-1/2 ALtima® Blaze Straight
.3750 277XCB3752B 27982 3/8 3/8 4 2-1/2 0.015 ALtima® Blaze Straight
.3750 277XCB3754B 27983 3/8 3/8 4 2-1/2 0.03 ALtima® Blaze Straight
.3750 277XCB3756B 27984 3/8 3/8 4 2-1/2 0.06 ALtima® Blaze Straight
.3750 277CB37510B 27972 3/8 3/8 2-1/2 7/8 ALtima® Blaze Straight
.3750 277CB37511B 27973 3/8 3/8 2-1/2 7/8 0.01 ALtima® Blaze Straight
.3750 277CB37512B 27974 3/8 3/8 2-1/2 7/8 0.015 ALtima® Blaze Straight
.3750 277CB37513B 27975 3/8 3/8 2-1/2 7/8 0.02 ALtima® Blaze Straight
.3750 277CB37514B 27976 3/8 3/8 2-1/2 7/8 0.03 ALtima® Blaze Straight
.3750 277CB37516B 27988 3/8 3/8 2-1/2 7/8 0.06 ALtima® Blaze Straight
.3750 277CB37510BW 19637 3/8 3/8 2-1/2 7/8 ALtima® Blaze Weldon
.4375 277LCB4370B 27985 7/16 7/16 4 2 ALtima® Blaze Straight
.4375 277LCB4372B 27986 7/16 7/16 4 2 0.015 ALtima® Blaze Straight
.4375 277LCB4374B 27987 7/16 7/16 4 2 0.03 ALtima® Blaze Straight
.5000 277LCB5000B 27998 1/2 1/2 4 2 ALtima® Blaze Straight
.5000 277LCB5002B 27999 1/2 1/2 4 2 0.015 ALtima® Blaze Straight
.5000 277LCB5004B 28000 1/2 1/2 4 2 0.03 ALtima® Blaze Straight
.5000 277LCB5006B 28002 1/2 1/2 4 2 0.06 ALtima® Blaze Straight
.5000 277XCB5000B 28003 1/2 1/2 5 3 ALtima® Blaze Straight
.5000 277XCB5002B 28004 1/2 1/2 5 3 0.015 ALtima® Blaze Straight
.5000 277XCB5004B 28005 1/2 1/2 5 3 0.03 ALtima® Blaze Straight
.5000 277XCB5006B 28007 1/2 1/2 5 3 0.06 ALtima® Blaze Straight
.5000 277CB50024B 27997 1/2 1/2 3 1-1/4 0.03 ALtima® Blaze Straight
.5000 277CB50020B 27993 1/2 1/2 3 1-1/4 ALtima® Blaze Straight
.5000 277CB50021B 27994 1/2 1/2 3 1-1/4 0.01 ALtima® Blaze Straight
.5000 277CB50022B 27995 1/2 1/2 3 1-1/4 0.015 ALtima® Blaze Straight
.5000 277CB50023B 27996 1/2 1/2 3 1-1/4 0.02 ALtima® Blaze Straight
.5000 277CB50026B 27989 1/2 1/2 3 1-1/4 0.06 ALtima® Blaze Straight
.5000 277CB50020BW 19563 1/2 1/2 3 1-1/4 ALtima® Blaze Weldon
.5000 277CB50022BW 19636 1/2 1/2 3 1-1/4 0.015 ALtima® Blaze Weldon
.5000 277CB50024BW 19662 1/2 1/2 3 1-1/4 0.03 ALtima® Blaze Weldon
.5000 277CB50006N4B 21143 1/2 1/2 5 5/8 2 0.06 ALtima® Blaze Straight
.6250 277LCB6250B 28012 5/8 5/8 5 2-1/4 ALtima® Blaze Straight
.6250 277LCB6252B 28013 5/8 5/8 5 2-1/4 0.015 ALtima® Blaze Straight
.6250 277LCB6254B 28014 5/8 5/8 5 2-1/4 0.03 ALtima® Blaze Straight
.6250 277LCB6256B 28015 5/8 5/8 5 2-1/4 0.06 ALtima® Blaze Straight
.6250 277XCB6250B 28017 5/8 5/8 6 3 ALtima® Blaze Straight
.6250 277XCB6252B 28018 5/8 5/8 6 3 0.015 ALtima® Blaze Straight
.6250 277XCB6254B 28019 5/8 5/8 6 3 0.03 ALtima® Blaze Straight
.6250 277XCB6256B 28020 5/8 5/8 6 3 0.06 ALtima® Blaze Straight
.6250 277CB62510B 28008 5/8 5/8 3-1/2 1-1/4 ALtima® Blaze Straight
.6250 277CB62512B 28009 5/8 5/8 3-1/2 1-1/4 0.015 ALtima® Blaze Straight
.6250 277CB62514B 28010 5/8 5/8 3-1/2 1-1/4 0.03 ALtima® Blaze Straight
.6250 277CB62516B 27990 5/8 5/8 3-1/2 1-1/4 0.06 ALtima® Blaze Straight
.7500 277LCB7500B 28025 3/4 3/4 5 2-1/4 ALtima® Blaze Straight
.7500 277LCB7502B 28027 3/4 3/4 5 2-1/4 0.015 ALtima® Blaze Straight
.7500 277LCB7504B 28028 3/4 3/4 5 2-1/4 0.03 ALtima® Blaze Straight
.7500 277LCB7506B 28029 3/4 3/4 5 2-1/4 0.06 ALtima® Blaze Straight
.7500 277XCB7500B 28030 3/4 3/4 6 3 ALtima® Blaze Straight
.7500 277XCB7502B 28032 3/4 3/4 6 3 0.015 ALtima® Blaze Straight
.7500 277XCB7504B 28033 3/4 3/4 6 3 0.03 ALtima® Blaze Straight
.7500 277XCB7506B 28034 3/4 3/4 6 3 0.06 ALtima® Blaze Straight
.7500 277XXCB750B 28035 3/4 3/4 7 4-1/8 ALtima® Blaze Straight
.7500 277XXCB754B 28037 3/4 3/4 7 4-1/8 0.03 ALtima® Blaze Straight
.7500 277XXCB756B 28038 3/4 3/4 7 4-1/8 0.06 ALtima® Blaze Straight
.7500 277CB75010B 28022 3/4 3/4 4 1-5/8 ALtima® Blaze Straight
.7500 277CB75012B 28023 3/4 3/4 4 1-5/8 0.015 ALtima® Blaze Straight
.7500 277CB75014B 28024 3/4 3/4 4 1-5/8 0.03 ALtima® Blaze Straight
.7500 277CB75016B 27991 3/4 3/4 4 1-5/8 0.06 ALtima® Blaze Straight
.7500 277LCB7506BW 19748 3/4 3/4 5 2-1/4 0.06 ALtima® Blaze Weldon
.7500 277LCB7504BW 20186 3/4 3/4 5 2-1/4 0.03 ALtima® Blaze Weldon
.7500 277CB75000N4B 20746 3/4 3/4 6 1 3 ALtima® Blaze Straight
1.0000 277LCB1000B 28043 1 1 5 2-1/4 ALtima® Blaze Straight
1.0000 277LCB1002B 28044 1 1 5 2-1/4 0.015 ALtima® Blaze Straight
1.0000 277LCB1004B 28045 1 1 5 2-1/4 0.03 ALtima® Blaze Straight
1.0000 277LCB1006B 28047 1 1 5 2-1/4 0.06 ALtima® Blaze Straight
1.0000 277XCB1000B 28048 1 1 6 3 ALtima® Blaze Straight
1.0000 277XCB1002B 28049 1 1 6 3 0.015 ALtima® Blaze Straight
1.0000 277XCB1004B 28050 1 1 6 3 0.03 ALtima® Blaze Straight
1.0000 277XCB1006B 28052 1 1 6 3 0.06 ALtima® Blaze Straight
1.0000 277XXCB100B 28053 1 1 7 4-1/8 ALtima® Blaze Straight
1.0000 277XXCB104B 28054 1 1 7 4-1/8 0.03 ALtima® Blaze Straight
1.0000 277XXCB106B 28055 1 1 7 4-1/8 0.06 ALtima® Blaze Straight
1.0000 277CB10010B 28039 1 1 4 1-1/2 ALtima® Blaze Straight
1.0000 277CB10012B 28040 1 1 4 1-1/2 0.015 ALtima® Blaze Straight
1.0000 277CB10014B 28042 1 1 4 1-1/2 0.03 ALtima® Blaze Straight
1.0000 277CB10016B 27992 1 1 4 1-1/2 0.06 ALtima® Blaze Straight