{"Overall Length - Inch (L)":["3.25","4","3.75","4.625","3.875","5.25","4.5","6.5","7.75","9.75"],"Number of Flutes":["4","6","8"],"Corner Radius - Inch (R)":["0.25","0.3125","0.375","0.5","0.625","0.75","1"],"Diameter - Fractional Size (D)":["1/2","5/8","3/4","1","1-1/4","1-1/2","2"],"Diameter - Inch (D)":["0.5","0.625","0.75","1","1.25","1.5","2"],"Helix Angle - Degree":"30","Length of Cut - Inch (Lc)":["1.25","2","1.625","2.5","3","4","6"],"Web Literature 4":"800388CA","Shank Diameter - Inch (d)":["0.5","0.625","0.75","1","1.25","2"],"Stainless Steels : 300":"M; Good","Substrate":"HSS-CO","Stainless Steels : 400":"M; Good","Brand":"OSG","End Cut Type":"Ball Nose","Web Literature 1":"8002024CA-EM,324|8002024CA-EMT,171","Surface Treatment":"BRIGHT","Notes":"Other coatings available upon request. 2\" diameter shanks have combination drive.","Units":"Inch","Hardened Steels : 35 HRC":"H; Good","Cutting Type":"Center Cutting","Cast Iron":"K; Good","List Name":"COBALT HSS EX-REB","Full Description":"Cobalt-HSS Roughing Cut End Mills for Ferrous and Non-Ferrous Materials","Short Description":"Cobalt-HSS Roughing Cut End Mills for Ferrous and Non-Ferrous Materials","Alloy Steels : 4140; 4340":"P; Good","Die Steels":"P; Good","High Carbon Steel : 1065":"P; Good","Stainless Steels : 17-4PH":"M; Good","Low Carbon Steel : 1010; 1018":"P; Good","View Catalog Page":"Here","View Speed and Feed Page":"Here","Aluminum : Casting":"N; Good","Product Overview":"Multiple Flute, HSS-Co, Regular Pitch, Ball End, Roughing Cut","Coolant Thru":"No","Aluminum : 6061; 7075":"N; Good","Medium Carbon Steel : 1035; 1045":"P; Good","Weldon Flat":"Yes","Mill Type":"Single End","Length of Cut - Specification":["REGULAR","LONG","STUB"],"Cutting Direction":"RH","Helix Direction":"RH","Type (feature)":"Roughing","Titanium : 6AL4V (30HRC)":"S; Good","Diameter-Sizes":"1/2\" - 2\"","Flute-Sizes":"-","Neck-Sizes":"-","Taper-Sizes":"-","Overall-Sizes":"3.25\" - 9.75\"","Shank-Sizes":"0.5\" - 2\"","Images":["https://res.cloudinary.com/osg-usa-inc/image/upload/f_jpg,q_auto//Products%2FMilling%2FSolid%2FBall%20Nose%2FList%20440/End_Mills_-_End_Mill_-_Roughing_Cut_-_List_440_-_Roughing_End_Mills_-_Catalog"],"Friendly Name":"440"}