{"Number of Flutes":"4","Corner Radius - Inch (R)":["0.1875","0.25","0.3125","0.375","0.4375","0.5","0.625","0.75","0.21875"],"Cutting Diameter Tolerance - Inch":"+0.0011 / -0","Diameter - Inch (D)":["0.375","0.5","0.625","0.75","0.875","1","1.25","1.5","0.4375"],"Diameter - Fractional Size (D)":["3/8","1/2","5/8","3/4","7/8","1","1-1/4","1-1/2","7/16"],"Length of Cut - Inch (Lc)":["0.75","1.25","1.625","2.5","1.875","2"],"Helix Angle - Degree":"30","Overall Length - Inch (L)":["2.5","3.25","3.75","4.625","3.875","4.125","4.5"],"Shank Diameter - Inch (d)":["0.375","0.5","0.625","0.75","0.875","1","1.25"],"Product Overview":"4 Flute, HSS-Co, Regular Length, Ball End","Web Literature 4":"800388CA","Stainless Steels : 300":"M; Good","Substrate":"HSS-CO","Brand":"OSG","Web Literature 1":"8002024CA-EM,323|8002024CA-EMT,170","End Cut Type":"Ball Nose","Notes":"Other coatings available upon request.","Surface Treatment":"BRIGHT","Alloy Steels : 4140; 4340":"P; Best","Units":"Inch","Die Steels":"P; Best","Hardened Steels : 35 HRC":"H; Good","High Carbon Steel : 1065":"P; Best","Hardened Steels : 35-45 HRC":"H; Good","Cutting Type":"Center Cutting","Cast Iron":"K; Good","Low Carbon Steel : 1010; 1018":"P; Best","List Name":"COBALT HSS EBM","Medium Carbon Steel : 1035; 1045":"P; Best","Full Description":"High Performance Cobalt HSS End Mills for General Milling Applications","Short Description":"High Performance Cobalt HSS End Mills for General Milling Applications","Stainless Steels : 17-4PH":"M; Good","View Catalog Page":"Here","View Speed and Feed Page":"Here","Aluminum : 6061; 7075":"N; Good","Stainless Steels : 400":"M; Good","Aluminum : Casting":"N; Good","Coolant Thru":"No","Weldon Flat":"Yes","Mill Type":"Single End","Length of Cut - Specification":["REGULAR","LONG","STUB"],"Cutting Direction":"RH","Helix Direction":"RH","Titanium : 6AL4V (30HRC)":"S; Good","Diameter-Sizes":"3/8\" - 1.5\"","Flute-Sizes":"-","Neck-Sizes":"-","Taper-Sizes":"-","Overall-Sizes":"2.5\" - 4.625\"","Shank-Sizes":"0.375\" - 1.25\"","Images":["https://res.cloudinary.com/osg-usa-inc/image/upload/f_jpg,q_auto//Products%2FMilling%2FSolid%2FBall%20Nose%2FList%20544/End_Mills_-_End_Mill_-_Single_End_Multiple_Flute_-_List_544_-_Catalog"],"Friendly Name":"544"}