Square End High Speed Steel End Mills
HSS square end mills remain a cost-effective, versatile choice for general-purpose milling, offering good toughness and shock resistance for a wide range of materials. Available in 2, 4, and 6 flute configurations, including center cutting, non-center cutting, heavy duty (HD), and metric sizes.
Center Cutting vs. Non-Center Cutting: Center cutting end mills can plunge directly into material like a drill. Non-center cutting tools cannot plunge and require a pre-drilled hole or a ramped/helical entry — check which style a job calls for before selecting a tool.
Flute Count: 2 flute end mills offer the best chip clearance for slotting and deep cuts. 4 and 6 flute versions provide a smoother finish and greater rigidity, better suited to profiling and finishing passes.
HD and Hand Orientation Options: Heavy duty (HD) versions offer added rigidity for more aggressive cuts. Left-hand-cut and right-hand-cut options (LHC/RHC) are available for specific machine setups and multi-spindle applications.
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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 A61347 HTC Tool 3 2-1/2 5 8-5/8 30° 2 TiALN Available to Order* $638.98 -
A61350 HTC Tool 3 2-1/2 6 9-5/8 30° 2 TiCN Available to Order* $682.53 -
A61351 HTC Tool 3 2-1/2 6 9-5/8 30° 2 TiALN Available to Order* $716.24 -
A62728 HTC Tool 2-1/2 2-1/2 12 16 30° 6 TiN Available to Order* $689.65 -
A62722 HTC Tool 2-1/2 2-1/2 10 14 30° 6 TiCN Available to Order* $694.03 -
A62726 HTC Tool 2-1/2 2-1/2 12 16 30° 6 TiCN Available to Order* $818.39 -
A62719 HTC Tool 2-1/2 2 8 11-5/8 30° 6 TiALN Available to Order* $635.23 -
A62723 HTC Tool 2-1/2 2-1/2 10 14 30° 6 TiALN Available to Order* $746.13 -
A62739 HTC Tool 2-1/2 2-1/2 8 12 30° 6 TiALN Available to Order* $667.15 -
A62751 HTC Tool 2-1/2 2-1/2 8 12 30° 4 TiALN Available to Order* $660.68 -
A62676 HTC Tool 2-1/2 2-1/2 12 16 30° 6 TiN Available to Order* $721.09 -
A62670 HTC Tool 2-1/2 2-1/2 10 14 30° 6 TiCN Available to Order* $725.60 -
A62682 HTC Tool 2-1/2 2-1/2 8 12 30° 6 TiCN Available to Order* $658.72 -
A62694 HTC Tool 2-1/2 2-1/2 8 12 30° 4 TiCN Available to Order* $690.29 -
A62706 HTC Tool 2-1/2 2 8 11-5/8 30° 4 TiCN Available to Order* $668.22 -
A62671 HTC Tool 2-1/2 2-1/2 10 14 30° 6 TiALN Available to Order* $777.70 -
A62683 HTC Tool 2-1/2 2-1/2 8 12 30° 6 TiALN Available to Order* $705.31 -
A62695 HTC Tool 2-1/2 2-1/2 8 12 30° 4 TiALN Available to Order* $736.88 -
A62707 HTC Tool 2-1/2 2 8 11-5/8 30° 4 TiALN Available to Order* $711.14 -
A61369 HTC Tool 3 2-1/2 12 15 30° 8 Uncoated Available to Order* $637.16 -
A61368 HTC Tool 3 2-1/2 10 13-5/8 30° 8 TiN Available to Order* $806.94 -
A61388 HTC Tool 3 2-1/2 8 11-5/8 30° 8 TiN Available to Order* $663.14 -
A61404 HTC Tool 3 2-1/2 8 11-5/8 30° 6 TiN Available to Order* $677.42 -
A61386 HTC Tool 3 2-1/2 8 11-5/8 30° 8 TiCN Available to Order* $748.95 -
A61402 HTC Tool 3 2-1/2 8 11-5/8 30° 6 TiCN Available to Order* $763.23 -
A61383 HTC Tool 3 2-1/2 6 9-5/8 30° 8 TiALN Available to Order* $640.17 -
A61387 HTC Tool 3 2-1/2 8 11-5/8 30° 8 TiALN Available to Order* $791.88 -
A61399 HTC Tool 3 2-1/2 6 9-5/8 30° 6 TiALN Available to Order* $652.40 -
A61403 HTC Tool 3 2-1/2 8 11-5/8 30° 6 TiALN Available to Order* $806.15 -
A61364 HTC Tool 3 2-1/2 8 11-5/8 30° 6 TiN Available to Order* $721.62 -
A61358 HTC Tool 3 2-1/2 6 9-5/8 30° 6 TiCN Available to Order* $662.91 -
A61362 HTC Tool 3 2-1/2 8 11-5/8 30° 6 TiCN Available to Order* $807.45 -
A61359 HTC Tool 3 2-1/2 6 9-5/8 30° 6 TiALN Available to Order* $696.60 -
A62652 HTC Tool 2-1/2 2-1/2 4 15-3/4 30° 6 TiN Available to Order* $718.67 -
A62650 HTC Tool 2-1/2 2-1/2 4 15-3/4 30° 6 TiCN Available to Order* $835.15
* Lead times can vary from 1–10 business days. Call (908) 98-ATLAS or email sales@atlascuttingtools.com for details.