Fractional Size

Fractional Size

Atlas Cutting Tools stocks USA precision Solid Carbide End Mills. Buy with confidence and at competitive prices along with same day shipping.

Atlas Solid Carbide 4 Flute End Mill

Solid Carbide End Mill - 4 Flute - 30° Helix - Fractional

  • Offered in stub, regular, long, and
    extra long length styles 
  • TiN coating is used in applications with lower cutting speeds than TiCN and ALTiN but often improves the tool’s lifetime by a factor of three or more. Typically used for in wide range of materials including iron based, hardened steels, and stainless steels.
  • Made in the USA
  • TiCN coating is a general purpose coating that offers improved wear resistance to abrasive, adhesive, or difficult to machine materials such as cast iron, aluminum alloys, steels, copper and more. 
  • ALTIN is a high performance coating for milling, tapping and drilling in stainless steels, carbon steels, alloy steels, titanium and cast iron. This coating is extremely heat resistant and can be used with or without coolant. 

Speeds and Feed Info

Have a question or need help?

Call Customer Service at 908-98-ATLAS or email: Sales@atlascuttingtools.com
  • Size (D1) Shank Diameter (D2) Flute Length (L2) Reach (L3) Overall Length (L1) Length Type Corner Radius (R) Included Angle Taper Angle Helix Angle Number of Flutes Weldon Flats Flats Coating In Stock Sku Price Quantity
    7/32 1/4 7/16 2 30° 4 Uncoated 107
    A48152
    $16.41
  • 7/32 1/4 7/16 2 30° 4 TiN Call
    A70545
    $13.86
  • 7/32 1/4 7/16 2 30° 4 TiCN Call
    A70529
    $14.56
  • 7/32 1/4 7/16 2 30° 4 ALTiN 77
    A48182
    $21.28
  • 7/32 1/4 5/8 2-1/2 30° 4 Uncoated 100
    A48119
    $18.93
  • 7/32 1/4 5/8 2-1/2 30° 4 TiN Call
    A70470
    $13.35
  • 7/32 1/4 5/8 2-1/2 30° 4 TiCN 27
    A50753
    $22.93
  • 7/32 1/4 5/8 2-1/2 30° 4 ALTiN 100
    A50978
    $22.93
  • 15/64 1/4 3/4 2-1/2 30° 4 Uncoated 100
    A48120
    $21.44
  • 15/64 1/4 3/4 2-1/2 30° 4 TiN Call
    A70471
    $14.19
  • 15/64 1/4 3/4 2-1/2 30° 4 TiCN 24
    A50754
    $27.01
  • 15/64 1/4 3/4 2-1/2 30° 4 ALTiN 71
    A50979
    $28.45
  • 1/4 1/4 1/2 2 30° 4 Uncoated 3639
    A48153
    $14.44
  • 1/4 1/4 1/2 2 30° 4 TiN Call
    A70546
    $13.44
  • 1/4 1/4 1/2 2 30° 4 TiCN Call
    A70530
    $12.74
  • 1/4 1/4 1/2 2 30° 4 ALTiN 1278
    A48183
    $18.56
  • 1/4 1/4 3/4 2-1/2 30° 4 Uncoated 100
    A48121
    $15.63
  • 1/4 1/4 3/4 2-1/2 30° 4 TiN Call
    A70472
    $13.14
  • 1/4 1/4 3/4 2-1/2 30° 4 TiCN 100
    A50755
    $21.20
  • 1/4 1/4 3/4 2-1/2 30° 4 ALTiN 100
    A50980
    $22.64
  • 1/4 1/4 1-1/8 3 30° 4 Uncoated 100
    A48629
    $25.32
  • 1/4 1/4 1 4 30° 4 Uncoated 100
    A48630
    $26.60
  • 1/4 1/4 1-1/8 3 30° 4 TiN Call
    A70333
    $17.69
  • 1/4 1/4 1-1/8 3 30° 4 TiCN 29
    A50869
    $30.80
  • 1/4 1/4 1 4 30° 4 TiCN 57
    A50870
    $32.58
  • 1/4 1/4 1-1/8 3 30° 4 ALTiN 100
    A48643
    $32.25
  • 1/4 1/4 1 4 30° 4 ALTiN 100
    A48644
    $34.10
  • 1/4 1/4 1-1/2 4 30° 4 Uncoated 100
    A48741
    $27.55
  • 1/4 1/4 1-1/2 6 30° 4 Uncoated 100
    A48742
    $35.13
  • 1/4 1/4 1-1/2 4 30° 4 TiN Call
    A70317
    $20.92
  • 1/4 1/4 1-1/2 6 30° 4 TiN Call
    A70318
    $31.29
  • 1/4 1/4 1-1/2 4 30° 4 TiCN 22
    A50925
    $33.44
  • 1/4 1/4 1-1/2 6 30° 4 TiCN 17
    A50926
    $42.02
  • 1/4 1/4 1-1/2 4 30° 4 ALTiN 100
    A48757
    $34.97
  • 1/4 1/4 1-1/2 6 30° 4 ALTiN 100
    A48758
    $43.79
  • 1/4 1/4 3 6 30° 4 Uncoated Call
    A69551
    $36.24
  • 1/4 1/4 3 6 30° 4 ALTiN Call
    A69535
    $47.42
  • 17/64 5/16 3/4 2-1/2 30° 4 Uncoated 100
    A48122
    $28.21
  • 17/64 5/16 7/8 2-1/2 30° 4 TiN Call
    A70473
    $16.72
  • 17/64 5/16 3/4 2-1/2 30° 4 TiCN 10
    A50756
    $34.84
  • 17/64 5/16 3/4 2-1/2 30° 4 ALTiN 100
    A50981
    $36.49
  • 9/32 5/16 3/4 2-1/2 30° 4 Uncoated 100
    A48123
    $28.21
  • 9/32 3/8 7/8 2-1/2 30° 4 TiN Call
    A70474
    $16.29
  • 9/32 5/16 3/4 2-1/2 30° 4 TiCN 6
    A50757
    $34.84
  • 9/32 5/16 3/4 2-1/2 30° 4 ALTiN 100
    A50982
    $36.49
  • 19/64 5/16 13/16 2-1/2 30° 4 Uncoated 100
    A48124
    $28.21
  • 19/64 3/8 7/8 2-1/2 30° 4 TiN Call
    A70475
    $16.48
  • 19/64 5/16 13/16 2-1/2 30° 4 TiCN 17
    A50758
    $34.84
  • 19/64 5/16 13/16 2-1/2 30° 4 ALTiN 22
    A50983
    $36.49
  • 5/16 3/8 1/2 2 30° 4 Uncoated 380
    A48154
    $19.34
  • 5/16 3/8 1/2 2 30° 4 TiN Call
    A70547
    $16.80
  • 5/16 3/8 1/2 2 30° 4 TiCN Call
    A70531
    $17.49
  • 5/16 3/8 1/2 2 30° 4 ALTiN 289
    A48184
    $26.31
  • 5/16 5/16 13/16 2-1/2 30° 4 Uncoated 100
    A48125
    $20.46
  • 5/16 5/16 7/8 2-1/2 30° 4 TiN Call
    A70476
    $15.96
  • 5/16 5/16 13/16 2-1/2 30° 4 TiCN 100
    A50759
    $27.13
  • 5/16 5/16 13/16 2-1/2 30° 4 ALTiN 100
    A50984
    $27.30
  • 5/16 5/16 1-1/8 3 30° 4 Uncoated 100
    A48631
    $28.74
  • 5/16 5/16 1-1/8 3 30° 4 TiN Call
    A70334
    $22.31
  • 5/16 5/16 1-1/8 3 30° 4 TiCN 11
    A50871
    $35.42
  • 5/16 5/16 1-1/8 3 30° 4 ALTiN 100
    A48645
    $37.07
  • 5/16 5/16 1-5/8 4 30° 4 Uncoated 100
    A48743
    $35.22
  • 5/16 5/16 1-5/8 4 30° 4 TiN Call
    A70319
    $25.89
  • 5/16 5/16 1-1/2 6 30° 4 TiN Call
    A70320
    $43.92
  • 5/16 5/16 1-5/8 4 30° 4 TiCN 11
    A50927
    $42.39
  • 5/16 5/16 1-5/8 4 30° 4 ALTiN 100
    A48759
    $44.20
  • 5/16 5/16 3 6 30° 4 Uncoated Call
    A69552
    $44.30
  • 5/16 5/16 3 6 30° 4 ALTiN Call
    A69536
    $55.89
  • 21/64 3/8 1 2-1/2 30° 4 Uncoated 100
    A48126
    $31.79
  • 21/64 3/8 7/8 2-1/2 30° 4 TiN Call
    A70477
    $19.45
  • 21/64 3/8 1 2-1/2 30° 4 TiCN 17
    A50760
    $39.71
  • 21/64 3/8 1 2-1/2 30° 4 ALTiN 20
    A50985
    $41.73
  • 11/32 3/8 1 2-1/2 30° 4 Uncoated 76
    A48127
    $31.79
  • 11/32 3/8 7/8 2-1/2 30° 4 TiN Call
    A70478
    $18.90
  • 11/32 3/8 1 2-1/2 30° 4 TiCN 15
    A50761
    $39.71
  • 11/32 3/8 1 2-1/2 30° 4 ALTiN 22
    A50986
    $41.73
  • 23/64 3/8 1 2-1/2 30° 4 Uncoated 30
    A48128
    $31.79
  • 23/64 3/8 7/8 2-1/2 30° 4 TiN Call
    A70479
    $18.76
  • 23/64 3/8 1 2-1/2 30° 4 TiCN 12
    A50762
    $39.71
  • 23/64 3/8 1 2-1/2 30° 4 ALTiN 14
    A50987
    $41.73
  • 3/8 3/8 5/8 2 30° 4 Uncoated 515
    A48155
    $25.32
  • 3/8 3/8 5/8 2 30° 4 TiN Call
    A70548
    $18.90
  • 3/8 3/8 5/8 2 30° 4 TiCN Call
    A70532
    $20.49
  • 3/8 3/8 5/8 2 30° 4 ALTiN 796
    A48185
    $32.37
  • 3/8 3/8 1 2-1/2 30° 4 Uncoated 100
    A48129
    $24.37
  • 3/8 3/8 1 2-1/2 30° 4 TiN Call
    A70480
    $18.39
  • 3/8 3/8 1 2-1/2 30° 4 TiCN 100
    A50763
    $31.26
  • 3/8 3/8 1 2-1/2 30° 4 ALTiN 100
    A50988
    $31.26
  • 3/8 3/8 1-1/8 3 30° 4 Uncoated 100
    A48632
    $32.91
  • 3/8 3/8 1 4 30° 4 Uncoated 100
    A48633
    $38.39
  • 3/8 3/8 1-1/8 3 30° 4 TiN Call
    A70335
    $29.71
  • 3/8 3/8 1-1/8 3 30° 4 TiCN 100
    A50872
    $40.78
  • 3/8 3/8 1 4 30° 4 TiCN 13
    A50873
    $46.84
  • 3/8 3/8 1-1/8 3 30° 4 ALTiN 100
    A48646
    $42.84
  • 3/8 3/8 1 4 30° 4 ALTiN 72
    A48647
    $48.99
  • 3/8 3/8 1-3/4 4 30° 4 Uncoated 100
    A48744
    $40.20
  • 3/8 3/8 1-1/2 6 30° 4 Uncoated 100
    A48745
    $60.82
  • 3/8 3/8 1-3/4 4 30° 4 TiN Call
    A70321
    $33.09
  • 3/8 3/8 1-1/2 6 30° 4 TiN Call
    A70322
    $47.59
  • 3/8 3/8 3 6 30° 4 TiN Call
    A70323
    $49.17
  • Total: items /

Adding your products to cart

View Cart Continue Shopping