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 A61244 HTC Tool 2 2 12 15-3/4 30° 6 TiN Available to Order* $470.02 -
A62643 HTC Tool 2-1/2 2 4 7-5/8 30° 2 TiALN Available to Order* $437.60 -
A62646 HTC Tool 2-1/2 2 6 9-5/8 30° 2 TiCN Available to Order* $515.05 -
A62647 HTC Tool 2-1/2 2 6 9-5/8 30° 2 TiALN Available to Order* $548.74 -
A62648 HTC Tool 2-1/2 2 6 9-5/8 30° 2 TiN Available to Order* $447.59 -
A61342 HTC Tool 3 2-1/2 4 7-5/8 30° 2 TiCN Available to Order* $509.09 -
A61343 HTC Tool 3 2-1/2 4 7-5/8 30° 2 TiALN Available to Order* $531.77 -
A61344 HTC Tool 3 2-1/2 4 7-5/8 30° 2 TiN Available to Order* $463.74 -
A61345 HTC Tool 3 2-1/2 5 8-5/8 30° 2 Uncoated Available to Order* $433.01 -
A61238 HTC Tool 2 2 10 13-3/4 30° 6 TiCN Available to Order* $440.78 -
A61346 HTC Tool 3 2-1/2 5 8-5/8 30° 2 TiCN Available to Order* $609.56 -
A61242 HTC Tool 2 2 12 15-3/4 30° 6 TiCN Available to Order* $543.60 -
A61348 HTC Tool 3 2-1/2 5 8-5/8 30° 2 TiN Available to Order* $550.70 -
A61349 HTC Tool 3 2-1/2 6 9-5/8 30° 2 Uncoated Available to Order* $480.24 -
A61352 HTC Tool 3 2-1/2 6 9-5/8 30° 2 TiN Available to Order* $615.10 -
A61239 HTC Tool 2 2 10 13-3/4 30° 6 TiALN Available to Order* $465.31 -
A61243 HTC Tool 2 2 12 15-3/4 30° 6 TiALN Available to Order* $580.37 -
A61210 HTC Tool 2 2 10 13-3/4 30° 6 TiCN Available to Order* $472.50 -
A61211 HTC Tool 2 2 10 13-3/4 30° 6 TiALN Available to Order* $497.02 -
A62725 HTC Tool 2-1/2 2-1/2 12 16 30° 6 Uncoated Available to Order* $432.19 -
A62716 HTC Tool 2-1/2 2 6 9-5/8 30° 6 TiN Available to Order* $433.46 -
A62720 HTC Tool 2-1/2 2 8 11-5/8 30° 6 TiN Available to Order* $506.50 -
A62724 HTC Tool 2-1/2 2-1/2 10 14 30° 6 TiN Available to Order* $589.82 -
A62736 HTC Tool 2-1/2 2-1/2 6 10 30° 6 TiN Available to Order* $442.25 -
A62740 HTC Tool 2-1/2 2-1/2 8 12 30° 6 TiN Available to Order* $527.38 -
A62748 HTC Tool 2-1/2 2-1/2 6 10 30° 4 TiN Available to Order* $435.67 -
A62752 HTC Tool 2-1/2 2-1/2 8 12 30° 4 TiN Available to Order* $520.94 -
A62760 HTC Tool 2-1/2 2 6 9-5/8 30° 4 TiN Available to Order* $433.32 -
A62764 HTC Tool 2-1/2 2 8 11-5/8 30° 4 TiN Available to Order* $457.76 -
A62714 HTC Tool 2-1/2 2 6 9-5/8 30° 6 TiCN Available to Order* $500.90 -
A62718 HTC Tool 2-1/2 2 8 11-5/8 30° 6 TiCN Available to Order* $592.32 -
A62734 HTC Tool 2-1/2 2-1/2 6 10 30° 6 TiCN Available to Order* $518.27 -
A62738 HTC Tool 2-1/2 2-1/2 8 12 30° 6 TiCN Available to Order* $620.55 -
A62746 HTC Tool 2-1/2 2-1/2 6 10 30° 4 TiCN Available to Order* $511.68 -
A62750 HTC Tool 2-1/2 2-1/2 8 12 30° 4 TiCN Available to Order* $614.09 -
A62758 HTC Tool 2-1/2 2 6 9-5/8 30° 4 TiCN Available to Order* $500.78 -
A62762 HTC Tool 2-1/2 2 8 11-5/8 30° 4 TiCN Available to Order* $543.57 -
A62715 HTC Tool 2-1/2 2 6 9-5/8 30° 6 TiALN Available to Order* $534.61 -
A62731 HTC Tool 2-1/2 2-1/2 4 8 30° 6 TiALN Available to Order* $438.93 -
A62735 HTC Tool 2-1/2 2-1/2 6 10 30° 6 TiALN Available to Order* $556.27 -
A62743 HTC Tool 2-1/2 2 4 8 30° 4 TiALN Available to Order* $436.34 -
A62747 HTC Tool 2-1/2 2-1/2 6 10 30° 4 TiALN Available to Order* $549.69 -
A62759 HTC Tool 2-1/2 2 6 9-5/8 30° 4 TiALN Available to Order* $534.47 -
A62763 HTC Tool 2-1/2 2 8 11-5/8 30° 4 TiALN Available to Order* $586.49 -
A62673 HTC Tool 2-1/2 2-1/2 12 16 30° 6 Uncoated Available to Order* $463.63 -
A62668 HTC Tool 2-1/2 2 6 9-5/8 30° 6 TiN Available to Order* $471.37 -
A62672 HTC Tool 2-1/2 2-1/2 10 14 30° 6 TiN Available to Order* $621.39 -
A62684 HTC Tool 2-1/2 2-1/2 8 12 30° 6 TiN Available to Order* $565.55 -
A62688 HTC Tool 2-1/2 2-1/2 4 8 30° 4 TiN Available to Order* $425.09 -
A62692 HTC Tool 2-1/2 2-1/2 6 10 30° 4 TiN Available to Order* $518.87 -
A62696 HTC Tool 2-1/2 2-1/2 8 12 30° 4 TiN Available to Order* $597.12 -
A62704 HTC Tool 2-1/2 2 6 9-5/8 30° 4 TiN Available to Order* $501.70 -
A62708 HTC Tool 2-1/2 2 8 11-5/8 30° 4 TiN Available to Order* $582.40 -
A62666 HTC Tool 2-1/2 2 6 9-5/8 30° 6 TiCN Available to Order* $538.80 -
A62678 HTC Tool 2-1/2 2-1/2 4 8 30° 6 TiCN Available to Order* $447.28 -
A62686 HTC Tool 2-1/2 2-1/2 4 8 30° 4 TiCN Available to Order* $483.92 -
A62690 HTC Tool 2-1/2 2-1/2 6 10 30° 4 TiCN Available to Order* $594.88 -
A62698 HTC Tool 2-1/2 2 4 7-5/8 30° 4 TiCN Available to Order* $443.48 -
A62702 HTC Tool 2-1/2 2 6 9-5/8 30° 4 TiCN Available to Order* $569.13 -
A62663 HTC Tool 2-1/2 2 4 7-5/8 30° 6 TiALN Available to Order* $440.49 -
A62667 HTC Tool 2-1/2 2 6 9-5/8 30° 6 TiALN Available to Order* $572.49 -
A62679 HTC Tool 2-1/2 2-1/2 4 8 30° 6 TiALN Available to Order* $476.69 -
A62687 HTC Tool 2-1/2 2-1/2 4 8 30° 4 TiALN Available to Order* $513.37 -
A62691 HTC Tool 2-1/2 2-1/2 6 10 30° 4 TiALN Available to Order* $632.89 -
A62699 HTC Tool 2-1/2 2 4 7-5/8 30° 4 TiALN Available to Order* $466.15 -
A62703 HTC Tool 2-1/2 2 6 9-5/8 30° 4 TiALN Available to Order* $602.85 -
A61365 HTC Tool 3 2-1/2 10 13-5/8 30° 8 Uncoated Available to Order* $605.86 -
A61385 HTC Tool 3 2-1/2 8 11-5/8 30° 8 Uncoated Available to Order* $491.49 -
A61401 HTC Tool 3 2-1/2 8 11-5/8 30° 6 Uncoated Available to Order* $505.76 -
A61380 HTC Tool 3 2-1/2 5 8-5/8 30° 8 TiN Available to Order* $486.45 -
A61384 HTC Tool 3 2-1/2 6 9-5/8 30° 8 TiN Available to Order* $539.05 -
A61396 HTC Tool 3 2-1/2 5 8-5/8 30° 6 TiN Available to Order* $479.86 -
A61400 HTC Tool 3 2-1/2 6 9-5/8 30° 6 TiN Available to Order* $551.26 -
A61374 HTC Tool 3 2-1/2 4 7-5/8 30° 8 TiCN Available to Order* $460.36 -
A61378 HTC Tool 3 2-1/2 5 8-5/8 30° 8 TiCN Available to Order* $545.31 -
A61382 HTC Tool 3 2-1/2 6 9-5/8 30° 8 TiCN Available to Order* $606.48 -
A61390 HTC Tool 3 2-1/2 4 7-5/8 30° 6 TiCN Available to Order* $470.12 -
A61394 HTC Tool 3 2-1/2 5 8-5/8 30° 6 TiCN Available to Order* $538.70 -
A61398 HTC Tool 3 2-1/2 6 9-5/8 30° 6 TiCN Available to Order* $618.69 -
A61375 HTC Tool 3 2-1/2 4 7-5/8 30° 8 TiALN Available to Order* $483.04 -
A61379 HTC Tool 3 2-1/2 5 8-5/8 30° 8 TiALN Available to Order* $574.73 -
A61391 HTC Tool 3 2-1/2 4 7-5/8 30° 6 TiALN Available to Order* $492.80 -
A61395 HTC Tool 3 2-1/2 5 8-5/8 30° 6 TiALN Available to Order* $568.13 -
A61357 HTC Tool 3 2-1/2 6 9-5/8 30° 6 Uncoated Available to Order* $460.60 -
A61361 HTC Tool 3 2-1/2 8 11-5/8 30° 6 Uncoated Available to Order* $549.99 -
A61356 HTC Tool 3 2-1/2 4 7-5/8 30° 6 TiN Available to Order* $468.81 -
A61360 HTC Tool 3 2-1/2 6 9-5/8 30° 6 TiN Available to Order* $595.47 -
A61354 HTC Tool 3 2-1/2 4 7-5/8 30° 6 TiCN Available to Order* $514.17 -
A61355 HTC Tool 3 2-1/2 4 7-5/8 30° 6 TiALN Available to Order* $536.85 -
A61176 HTC Tool 2 2 4 15-1/4 30° 6 TiN Available to Order* $489.11 -
A61174 HTC Tool 2 2 4 15-1/4 30° 6 TiCN Available to Order* $562.66 -
A61175 HTC Tool 2 2 4 15-1/4 30° 6 TiALN Available to Order* $599.46 -
A62649 HTC Tool 2-1/2 2-1/2 4 15-3/4 30° 6 Uncoated Available to Order* $485.73
* Lead times can vary from 1–10 business days. Call (908) 98-ATLAS or email sales@atlascuttingtools.com for details.