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
  • Compare SKU Vendor 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 Price Quantity
    A75586 ACT 1/4 1/4 1/2 2 30° 4 TiCN 100
    $15.92
  • A48183 HTC Tool 1/4 1/4 1/2 2 30° 4 ALTiN 1278
    $13.12
  • A75107 ACT 1/4 1/4 1/2 2 30° 4 ALTiN 100
    $15.92
  • A48121 ACT 1/4 1/4 3/4 2-1/2 30° 4 Uncoated 100
    $15.63
  • A70472 HTC Tool 1/4 1/4 3/4 2-1/2 30° 4 TiN Available to Order*
    $13.12
  • A75549 ACT 1/4 1/4 3/4 2-1/2 30° 4 TiN 35
    $17.73
  • A50755 ACT 1/4 1/4 3/4 2-1/2 30° 4 TiCN 76
    $21.20
  • A50980 ACT 1/4 1/4 3/4 2-1/2 30° 4 ALTiN 100
    $22.64
  • A48630 ACT 1/4 1/4 1 4 30° 4 Uncoated 100
    $26.60
  • A75573 ACT 1/4 1/4 1 4 30° 4 TiN 20
    $27.46
  • A50870 ACT 1/4 1/4 1 4 30° 4 TiCN 41
    $32.57
  • A48644 ACT 1/4 1/4 1 4 30° 4 ALTiN 100
    $34.10
  • A48629 ACT 1/4 1/4 1-1/8 3 30° 4 Uncoated 100
    $25.32
  • A70333 HTC Tool 1/4 1/4 1-1/8 3 30° 4 TiN Available to Order*
    $17.67
  • A75572 ACT 1/4 1/4 1-1/8 3 30° 4 TiN 100
    $26.01
  • A50869 ACT 1/4 1/4 1-1/8 3 30° 4 TiCN 13
    $30.80
  • A48643 ACT 1/4 1/4 1-1/8 3 30° 4 ALTiN 100
    $32.25
  • A48741 ACT 1/4 1/4 1-1/2 4 30° 4 Uncoated 100
    $27.54
  • A70317 HTC Tool 1/4 1/4 1-1/2 4 30° 4 TiN Available to Order*
    $20.92
  • A75585 ACT 1/4 1/4 1-1/2 4 30° 4 TiN 32
    $28.24
  • A50925 ACT 1/4 1/4 1-1/2 4 30° 4 TiCN 18
    $33.45
  • A48757 ACT 1/4 1/4 1-1/2 4 30° 4 ALTiN 100
    $34.97
  • A48742 ACT 1/4 1/4 1-1/2 6 30° 4 Uncoated 100
    $35.14
  • A70318 HTC Tool 1/4 1/4 1-1/2 6 30° 4 TiN Available to Order*
    $31.29
  • A50926 ACT 1/4 1/4 1-1/2 6 30° 4 TiCN 16
    $42.01
  • A48758 ACT 1/4 1/4 1-1/2 6 30° 4 ALTiN 100
    $43.80
  • A74262 ACT 1/4 1/4 2 4 30° 4 Uncoated Available to Order*
    $24.41
  • A75166 ACT 1/4 1/4 2 4 30° 4 ALTiN 23
    $30.80
  • A69551 HTC Tool 1/4 1/4 3 6 30° 4 Uncoated Available to Order*
    $36.22
  • A69535 HTC Tool 1/4 1/4 3 6 30° 4 ALTiN Available to Order*
    $47.41
  • A48122 ACT 17/64 5/16 3/4 2-1/2 30° 4 Uncoated 100
    $28.21
  • A75550 ACT 17/64 17/64 3/4 2-1/2 30° 4 TiN 18
    $29.31
  • A50756 ACT 17/64 5/16 3/4 2-1/2 30° 4 TiCN 10
    $34.85
  • A50981 ACT 17/64 5/16 3/4 2-1/2 30° 4 ALTiN 100
    $36.50
  • A74283 HTC Tool 17/64 3/8 7/8 2-1/2 30° 4 Uncoated Available to Order*
    $14.81
  • A70473 HTC Tool 17/64 5/16 7/8 2-1/2 30° 4 TiN Available to Order*
    $16.72
  • A74273 HTC Tool 17/64 3/8 7/8 2-1/2 30° 4 TiCN Available to Order*
    $20.30
  • A74209 HTC Tool 17/64 3/8 7/8 2-1/2 30° 4 ALTiN Available to Order*
    $20.94
  • A48123 ACT 9/32 5/16 3/4 2-1/2 30° 4 Uncoated 100
    $28.21
  • A50757 ACT 9/32 5/16 3/4 2-1/2 30° 4 TiCN 6
    $34.85
  • A50982 ACT 9/32 5/16 3/4 2-1/2 30° 4 ALTiN 100
    $36.50
  • A74276 HTC Tool 9/32 3/8 7/8 2-1/2 30° 4 Uncoated Available to Order*
    $13.55
  • A70474 HTC Tool 9/32 3/8 7/8 2-1/2 30° 4 TiN Available to Order*
    $16.27
  • A74252 HTC Tool 9/32 3/8 7/8 2-1/2 30° 4 TiCN Available to Order*
    $18.34
  • A74212 HTC Tool 9/32 3/8 7/8 2-1/2 30° 4 ALTiN Available to Order*
    $19.49
  • A72969 ACT 9/32 5/16 1-1/8 2-1/2 30° 4 Uncoated Available to Order*
    $24.90
  • A48124 ACT 19/64 5/16 13/16 2-1/2 30° 4 Uncoated 100
    $28.21
  • A75552 ACT 19/64 19/64 13/16 2-1/2 30° 4 TiN 22
    $29.31
  • A50758 ACT 19/64 5/16 13/16 2-1/2 30° 4 TiCN 17
    $34.85
  • A50983 ACT 19/64 5/16 13/16 2-1/2 30° 4 ALTiN 25
    $36.50
  • A74260 HTC Tool 19/64 3/8 7/8 2-1/2 30° 4 Uncoated Available to Order*
    $14.81
  • A70475 HTC Tool 19/64 3/8 7/8 2-1/2 30° 4 TiN Available to Order*
    $16.46
  • A74270 HTC Tool 19/64 3/8 7/8 2-1/2 30° 4 TiCN Available to Order*
    $19.63
  • A74259 HTC Tool 19/64 3/8 7/8 2-1/2 30° 4 ALTiN Available to Order*
    $20.24
  • A48154 HTC Tool 5/16 3/8 1/2 2 30° 4 Uncoated 380
    $11.47
  • A74677 ACT 5/16 5/16 1/2 2 30° 4 Uncoated 100
    $16.61
  • A70547 HTC Tool 5/16 3/8 1/2 2 30° 4 TiN Available to Order*
    $16.80
  • A75616 ACT 5/16 5/16 1/2 2 30° 4 TiN 23
    $21.52
  • A70531 HTC Tool 5/16 3/8 1/2 2 30° 4 TiCN Available to Order*
    $17.48
  • A75587 ACT 5/16 5/16 1/2 2 30° 4 TiCN 16
    $22.10
  • A48184 HTC Tool 5/16 3/8 1/2 2 30° 4 ALTiN 289
    $18.02
  • A75109 ACT 5/16 5/16 1/2 2 30° 4 ALTiN 100
    $22.60
  • A48125 ACT 5/16 5/16 13/16 2-1/2 30° 4 Uncoated 100
    $20.46
  • A75553 ACT 5/16 5/16 13/16 2-1/2 30° 4 TiN 27
    $22.72
  • A50759 ACT 5/16 5/16 13/16 2-1/2 30° 4 TiCN 100
    $27.13
  • A50984 ACT 5/16 5/16 13/16 2-1/2 30° 4 ALTiN 100
    $27.30
  • A74227 HTC Tool 5/16 5/16 7/8 2-1/2 30° 4 Uncoated Available to Order*
    $12.07
  • A70476 HTC Tool 5/16 5/16 7/8 2-1/2 30° 4 TiN Available to Order*
    $15.96
  • A74206 HTC Tool 5/16 5/16 7/8 2-1/2 30° 4 TiCN Available to Order*
    $18.40
  • A74247 HTC Tool 5/16 5/16 7/8 2-1/2 30° 4 ALTiN Available to Order*
    $18.96
  • A48631 ACT 5/16 5/16 1-1/8 3 30° 4 Uncoated 100
    $28.74
  • A70334 HTC Tool 5/16 5/16 1-1/8 3 30° 4 TiN Available to Order*
    $22.29
  • A75574 ACT 5/16 5/16 1-1/8 3 30° 4 TiN 21
    $29.77
  • A50871 ACT 5/16 5/16 1-1/8 3 30° 4 TiCN 11
    $35.42
  • A48645 ACT 5/16 5/16 1-1/8 3 30° 4 ALTiN 100
    $37.07
  • A70320 HTC Tool 5/16 5/16 1-1/2 6 30° 4 TiN Available to Order*
    $43.90
  • A48743 ACT 5/16 5/16 1-5/8 4 30° 4 Uncoated 100
    $35.22
  • A70319 HTC Tool 5/16 5/16 1-5/8 4 30° 4 TiN Available to Order*
    $25.88
  • A75460 ACT 5/16 5/16 1-5/8 4 30° 4 TiN 31
    $35.83
  • A50927 ACT 5/16 5/16 1-5/8 4 30° 4 TiCN 11
    $42.39
  • A48759 ACT 5/16 5/16 1-5/8 4 30° 4 ALTiN 100
    $44.21
  • A74225 ACT 5/16 5/16 2 4 30° 4 Uncoated Available to Order*
    $31.00
  • A75167 ACT 5/16 5/16 2 4 30° 4 ALTiN 13
    $38.68
  • A69552 HTC Tool 5/16 5/16 3 6 30° 4 Uncoated Available to Order*
    $44.29
  • A69536 HTC Tool 5/16 5/16 3 6 30° 4 ALTiN Available to Order*
    $55.88
  • A74205 HTC Tool 21/64 3/8 7/8 2-1/2 30° 4 Uncoated Available to Order*
    $17.12
  • A70477 HTC Tool 21/64 3/8 7/8 2-1/2 30° 4 TiN Available to Order*
    $19.45
  • A74281 HTC Tool 21/64 3/8 7/8 2-1/2 30° 4 TiCN Available to Order*
    $24.28
  • A74264 HTC Tool 21/64 3/8 7/8 2-1/2 30° 4 ALTiN Available to Order*
    $25.03
  • A48126 ACT 21/64 3/8 1 2-1/2 30° 4 Uncoated 100
    $31.80
  • A75554 ACT 21/64 21/64 1 2-1/2 30° 4 TiN 9
    $33.40
  • A50760 ACT 21/64 3/8 1 2-1/2 30° 4 TiCN 17
    $39.71
  • A50985 ACT 21/64 3/8 1 2-1/2 30° 4 ALTiN 42
    $41.74
  • A74275 HTC Tool 11/32 3/8 7/8 2-1/2 30° 4 Uncoated Available to Order*
    $15.75
  • A70478 HTC Tool 11/32 3/8 7/8 2-1/2 30° 4 TiN Available to Order*
    $18.90
  • A74224 HTC Tool 11/32 3/8 7/8 2-1/2 30° 4 TiCN Available to Order*
    $21.95
  • A74271 HTC Tool 11/32 3/8 7/8 2-1/2 30° 4 ALTiN Available to Order*
    $22.64
  • A48127 ACT 11/32 3/8 1 2-1/2 30° 4 Uncoated 100
    $31.80
  • A50761 ACT 11/32 3/8 1 2-1/2 30° 4 TiCN 15
    $39.71
  • A50986 ACT 11/32 3/8 1 2-1/2 30° 4 ALTiN 66
    $41.74

* Lead times can vary from 1–10 business days. Call (908) 98-ATLAS or email sales@atlascuttingtools.com for details.

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