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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 (D/D1) Shank Diameter (D2) Overall Length (L1) Flute Length (L2) Neck Length (L3) Corner Radius 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
.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