A Harvey Performance Company

Undercutting End Mills - 270° High Helix

Specialty Profiles
Undercutting End Mills - 270° High Helix

Specialty Profiles

Featuring a 45° helix for faster chip removal and better finish, this 270° spherical ball Undercutting End Mill is CNC ground in the USA from solid carbide, and is optimized for undercutting, deburring, and multi-axis machining operations.

  • High helix for improved performance!
  • 45° helix for faster chip removal and better finish in mild steels and non-ferrous alloys
  • 270° spherical ball
  • Designed for undercutting, deburring and multi-axis machining
  • Center cutting
  • Solid carbide
  • CNC ground in the USA  

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CUTTER DIA. LOC NECK DIA. NECK LENGTH FLUTES SHANK DIA. OAL UNCOATED AlTiN COATED TiB2 COATED Add to Cart Default Sort
D1
+.000"-.001"
L2
+.010"-.000"
  L3
+.020"-.000"
# D2 L1 TOOL # PRICE TOOL # PRICE TOOL # PRICE
1/32 .027 .016 .062 2 1/8 1-1/2 951131 $62.60 951131-C3 $67.20 00000001
1/32 .027 .016 .093 2 1/8 1-1/2 966531 $62.60 966531-C3 $67.20 00000002
.0394 (1 mm) .033 .024 .078 2 1/8 1-1/2 95111M $62.60 95111M-C3 $67.20 00000003
.0394 (1 mm) .033 .024 .125 2 1/8 1-1/2 96651M $62.60 96651M-C3 $67.20 00000004
3/64 .040 .029 .093 2 1/8 1-1/2 951147 $62.60 951147-C3 $67.20 00000005
3/64 .040 .029 .156 2 1/8 1-1/2 966547 $62.60 966547-C3 $67.20 00000006
1/16 .053 .037 .093 2 1/8 1-1/2 951162 $45.30 951162-C3 $49.90 951162-C8 $52.10 00000007
1/16 .053 .037 .125 2 1/8 1-1/2 773762 $46.80 773762-C3 $51.40 00000008
1/16 .053 .037 .187 2 1/8 1-1/2 966562 $46.80 966562-C3 $51.40 966562-C8 $53.60 00000009
1/16 .053 .037 .250 2 1/8 1-1/2 970462 $57.20 970462-C3 $61.80 970462-C8 $64.00 00000010
5/64 .067 .045 .125 2 1/8 1-1/2 951178 $45.30 951178-C3 $49.90 951178-C8 $52.10 00000011
5/64 .067 .045 .250 2 1/8 1-1/2 966578 $46.80 966578-C3 $51.40 966578-C8 $53.60 00000012
5/64 .067 .045 .375 2 1/8 2 970478 $57.20 970478-C3 $61.80 970478-C8 $64.00 00000013
3/32 .079 .054 .062 2 1/8 1-1/2 774493 $43.30 774493-C3 $47.90 00000014
3/32 .079 .054 .125 2 1/8 1-1/2 837393 $43.30 837393-C3 $47.90 837393-C8 $50.10 00000015
3/32 .079 .054 .250 2 1/8 1-1/2 951193 $45.30 951193-C3 $49.90 951193-C8 $52.10 00000016
3/32 .079 .054 .375 2 1/8 1-1/2 966593 $49.60 966593-C3 $54.20 966593-C8 $56.40 00000017
3/32 .079 .054 .500 2 1/8 2 970493 $57.20 970493-C3 $61.80 970493-C8 $64.00 00000018
CUTTER DIA. LOC NECK DIA. NECK LENGTH FLUTES SHANK DIA. OAL UNCOATED AlTiN COATED TiB2 COATED Add to Cart Default Sort
D1
+.000"-.002"
L2
+.020"-.000"
  L3
+.030"-.000"
# D2 L1 TOOL # PRICE TOOL # PRICE TOOL # PRICE
1/8 .107 .076 .125 4 1/8 1-1/2 934108 $39.70 934108-C3 $44.30 934108-C8 $46.50 00000001
1/8 .107 .076 .187 4 1/8 1-1/2 808608 $40.50 808608-C3 $45.10 808608-C8 $47.30 00000002
1/8 .107 .076 .250 4 1/8 1-1/2 951208 $41.40 951208-C3 $46.00 951208-C8 $48.20 00000003
1/8 .107 .076 .375 4 1/8 1-1/2 863708 $43.40 863708-C3 $48.00 863708-C8 $50.20 00000004
1/8 .107 .076 .500 4 1/8 1-1/2 994708 $45.30 994708-C3 $49.90 994708-C8 $52.10 00000005
1/8 .107 .076 1.000 4 1/8 3 997108 $51.30 997108-C3 $55.90 997108-C8 $58.10 00000006
1/8 .107 .076 1.500 4 1/8 3 928808 $54.70 928808-C3 $59.30 928808-C8 $61.50 00000007
5/32 .133 .098 .250 4 3/16 2 951210 $53.60 951210-C3 $58.60 951210-C8 $60.40 00000008
5/32 .133 .098 .500 4 3/16 2 994710 $57.70 994710-C3 $62.70 994710-C8 $64.50 00000009
5/32 .133 .098 1.000 4 3/16 3 997110 $65.90 997110-C3 $70.90 997110-C8 $72.70 00000010
3/16 .160 .117 .125 4 3/16 2 934112 $49.60 934112-C3 $54.60 934112-C8 $56.40 00000011
3/16 .160 .117 .250 4 3/16 2 951212 $51.00 951212-C3 $56.00 951212-C8 $57.80 00000012
3/16 .160 .117 .500 4 3/16 2 994712 $55.10 994712-C3 $60.10 994712-C8 $61.90 00000013
3/16 .160 .117 .750 4 3/16 2 897712 $57.70 897712-C3 $62.70 897712-C8 $64.50 00000014
3/16 .160 .117 1.000 4 3/16 3 997112 $65.90 997112-C3 $70.90 997112-C8 $72.70 00000015
3/16 .160 .117 1.250 4 3/16 3 893512 $69.30 893512-C3 $74.30 893512-C8 $76.10 00000016
1/4 .213 .158 .125 4 1/4 2-1/2 934116 $70.90 934116-C3 $77.70 934116-C8 $78.20 00000017
1/4 .213 .158 .250 4 1/4 2-1/2 808616 $72.50 808616-C3 $79.30 808616-C8 $79.80 00000018
1/4 .213 .158 .375 4 1/4 2-1/2 951216 $74.20 951216-C3 $81.00 951216-C8 $81.50 00000019
1/4 .213 .158 .500 4 1/4 2-1/2 863716 $76.60 863716-C3 $83.40 863716-C8 $83.90 00000020
1/4 .213 .158 .750 4 1/4 2-1/2 994716 $81.30 994716-C3 $88.10 994716-C8 $88.60 00000021
1/4 .213 .158 1.000 4 1/4 2-1/2 808516 $82.50 808516-C3 $89.30 808516-C8 $89.80 00000022
1/4 .213 .158 1.125 4 1/4 2-1/2 897716 $83.60 897716-C3 $90.40 897716-C8 $90.90 00000023
1/4 .213 .158 1.500 4 1/4 4 997116 $89.50 997116-C3 $97.40 997116-C8 $97.70 00000024
1/4 .213 .158 2.250 4 1/4 4 928816 $99.00 928816-C3 $106.90 928816-C8 $107.20 00000025
5/16 .266 .201 .750 4 5/16 2-1/2 994720 $94.50 994720-C3 $102.40 994720-C8 $110.00 00000026
5/16 .266 .201 1.500 4 5/16 4 997120 $112.20 997120-C3 $121.70 997120-C8 $131.00 00000027
3/8 .320 .241 .375 4 3/8 2-1/2 951224 $106.00 951224-C3 $115.00 951224-C8 $124.80 00000028
3/8 .320 .241 .750 4 3/8 2-1/2 994724 $107.20 994724-C3 $116.20 994724-C8 $126.00 00000029
3/8 .320 .241 1.125 4 3/8 4 897724 $115.10 897724-C3 $127.40 897724-C8 $137.20 00000030
3/8 .320 .241 1.500 4 3/8 4 997124 $118.10 997124-C3 $130.40 997124-C8 $140.20 00000031
1/2 .427 .323 .500 4 1/2 3 951232 $151.30 951232-C3 $164.70 951232-C8 $173.40 00000032
1/2 .427 .323 1.000 4 1/2 3 994732 $155.10 994732-C3 $168.50 994732-C8 $177.20 00000033
1/2 .427 .323 1.500 4 1/2 6 897732 $223.20 897732-C3 $236.60 897732-C8 $262.80 00000034
1/2 .427 .323 2.000 4 1/2 6 997132 $229.10 997132-C3 $242.50 997132-C8 $268.70 00000035
1/2 .427 .323 3.000 4 1/2 6 928832 $255.50 928832-C3 $268.90 928832-C8 $295.10 00000036

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