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4 Flute · END MILLS 79 4 Flute Solid Carbide Variable Helix nACo Coated Single End Mills Center Cutting · Corner Radius Increased metal removal in less machining time Benefits: · Front to back helix increase for high shearing action in multiple materials. · Chatter free machining with exceptional harmonics. · Increased feed and speed rates with exceptional wear ability. APPLiCAtiOns: · For chatterless machining of ferrous materials in slotting, profiling or pocketing applications. · Plunge slotting, profiling and finishing. · Good for most materials. TolErAnCES: Cutting Diameter: SizE D1 1/8" 1/4" 1/4" 5/16" 3/8" 3/8" 7/16" 1/2" 1/2" 5/8" 3/4" 1" SHAnk DiAMETEr D2 1/8" 1/4" 1/4" 5/16" 3/8" 3/8" 7/16" 1/2" 1/2" 5/8" 3/4" 1" +.000" / -.002" FluTE lEnGTH l2 1/2" 1/2" 3/4" 1/2" 5/8" 1" 1" 5/8" 1" 3/4" 1" 1-1/2" oVErAll lEnGTH l1 1-1/2" 2" 2-1/2" 2" 2" 2-1/2" 2-3/4" 2-1/2" 3" 3" 3" 4" rADiuS 0.015" 0.02" 0.02" 0.02" 0.02" 0.02" 0.02" 0.03" 0.03" 0.035" 0.035" 0.035" orDEr # 28-500-060 28-500-066 28-500-068 28-500-072 28-500-078 28-500-080 28-500-084 28-500-086 28-500-088 28-500-094 28-500-100 28-500-106 PriCE EACH $15.44 29.86 32.95 40.43 47.88 51.49 66.94 70.03 71.06 106.08 175.09 308.99 HELIx cHaNgES aLoNg tHE fLutES, INcrEaSINg StabILIty feAtures: · One of the premier nomenclatures in the business. · There are several styles or designs for this tool that are sufficient in many different materials. · Our design has the broadest range and performs the best in a majority of materials. · The helix changes along the flutes which give the mill increased stability during the cutting action. · Substantial increases in speeds can be achieved with this design which should produce more parts faster with equal to better wear ability. · Small corner radius for added strength to the corners and a smoother overall cutting action. Tuff Cut® Xr 4 Flute Heli-Pitch Geometry Solid Carbide Altima® Coated Single End Mills Center Cutting · Stub Length · Regular Length · Long Length · 35° To 38° Helix Designed for EXTREME productivity TolErAnCES: Cutting Diameter: 1/16"-1/4" >1/4"-1" [177] SizE 1/8" 1/8" 1/8" 5/32" 3/16" 3/16" 3/16" 1/4" 1/4" 1/4" 1/4" 5/16" 3/8" 3/8" 1/2" 1/2" 1/2" 1/2" 3/4" 3/4" SHAnk DiAMETEr 1/8" 1/8" 1/8" 3/16" 3/16" 3/16" 3/16" 1/4" 1/4" 1/4" 1/4" 5/16" 3/8" 3/8" 1/2" 1/2" 1/2" 1/2" 3/4" 3/4" FluTE lEnGTH 1/8" 3/8" 3/8" 7/16" 3/16" 7/16" 7/16" 1/4" 1/2" 1/2" 1/2" 13/16" 7/8" 7/8" 1" 1" 1" 1-1/4" 1-1/2" 1-1/2" oVErAll lEnGTH 1-1/2" 1-1/2" 1-1/2" 2" 2" 2" 2" 2" 2-1/2" 2-1/2" 2-1/2" 2-1/2" 2-1/2" 2-1/2" 3" 3" 3" 3" 4" 4" CornEr rADiuS -- -- .015" -- .015" -- .015" -- -- .015" .030" -- -- .015" -- .015" .030" .030" -- .030" orDEr PriCE # EACH 20-403-020 $19.23 20-403-024 20.49 20-403-026 21.33 20-403-034 28.90 20-403-048 25.64 20-403-052 28.27 20-403-054 29.63 20-403-088 32.52 20-403-094 34.62 20-403-096 36.09 20-403-098 36.09 20-403-112 47.38 20-403-142 57.00 20-403-144 59.84 20-403-208 93.19 20-403-210 97.87 20-403-212 97.87 20-403-224 99.82 20-403-292 229.02 20-403-296 241.01 +.000" / -.002" +.000" / -.003" APPLiCAtiOns: · Designed for efficient general purpose milling of steels, cast irons and most other materials. · Ideal for tough materials or abrasive work. feAtures: · Unique heli-pitch geometry reduces harmonics at increased feeds and speeds. · Can run faster than high speed steel or cobalt because of their high heat resistance. · Strong cutting edges allowing for increased depths of cut at elevated cutting speeds and feeds. Get a grip on your cutting applications with Techniks® tooling. See pages 798-799.
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