{"Length of Cut - Metric (Lc)":["2","3","5","4","9","12","15","18"],"Number of Flutes":"4","Neck Diameter - Metric (d1)":["0.95","1.45","2.45","1.95","2.85","3.85","4.85"],"Corner Radius - Metric (R)":["0.5","0.75","1.25","1","1.5","2","2.5","3","4","5","6"],"Effective Neck Length by Incline Angle 0.5° - Metric":["2.13","2.64","5.32","4.19","6.44","8.49","10.54"],"Effective Neck Length by Incline Angle 1.5° - Metric":["2.25","2.78","5.52","4.42","6.79","8.96","11.12"],"Effective Neck Length by Incline Angle 1° - Metric":["2.19","2.71","5.4","4.3","6.61","8.71","10.82"],"Effective Neck Length by Incline Angle 2° - Metric":["2.32","2.85","5.64","4.55","7","9.22","11.45"],"Overall Length - Metric (L)":["50","60","70","80","90"],"Effective Neck Length by Incline Angle 3° - Metric":["2.46","3.02","5.81","4.85","7.45","9.81"],"Shank Diameter - Metric (d)":["4","6","8","10","12"],"Type":["1","2"],"Interference Angle - Degree (α)":["11.85","10.15","9.57","10.64","8.15","5.65","2.95"],"Neck Length - Metric (L1)":["8","12","12.1","12.2"],"Full Description":"4-flute high-precision finishing carbide ball end mill for high-hardness steels","Short Description":"4-flute high-precision finishing carbide ball end mill for high-hardness steels","Non-Taper Neck Length - Metric (L2)":["2","3","5","4","6","8","10"],"Diameter - Metric (D)":["1","1.5","2.5","2","3","4","5","6","8","10","12"],"Surface Treatment":"DUROREY","Helix Angle - Degree":"40","Web Literature 4":"800388CA","Brand":"A Brand","Web Video 1":"https://youtu.be/_apD06jH1vE","Web Video 2":"https://youtu.be/3U8QKmlMY3Q","List Name":"AE-BM-H","Web Literature 1":"8002024CA-EM,265|8002024CA-EMT,133","End Cut Type":"Ball Nose","Web Literature 2":"800312CA-V5","Hardened Steels : 45-50 HRC":"H; Best","Hardened Steels : 50-70 HRC":"H; Best","Substrate":"Carbide","Hardened Steels : 35 HRC":"H; Good","Hardened Steels : 35-45 HRC":"H; Good","Cutting Type":"Center Cutting","Shank Tolerance":"h4","Benefit 1":"Controls chipping while securing cutting quality by making the negative angle weaker near the outer periphery; chipping resistance is enhanced in combination with the weaker helix angle specification","Alloy Steels : 4140; 4340":"P; Good","Die Steels":"P; Good","View Catalog Page":"Here","View Speed and Feed Page":"Here","Units":"Metric","Weldon Flat":"No","Coolant Thru":"No","Mill Type":"Single End","Length of Cut - Specification":["REGULAR","STUB"],"Cutting Direction":"RH","Feature 2":"Superior Ball R Precision","Feature 4":"Superior Shank Accuracy","Benefit 4":"Supports h4 tolerance (0/-0.004)","Benefit 3":"Thickening of the center core to prevent deformation of the ball tip and improve control of chipping","Feature 3":"Thickness at Center","Cutting Diameter Tolerance - Metric":["+/- 0.005","+/- 0.007","+/- 0.010"],"Helix Direction":"RH","Feature 1":"Variable Negative Spiral Gash","Benefit 2":"Secures stable R accuracy across 180°","Diameter-Sizes":"1mm - 12mm","Flute-Sizes":"-","Neck-Sizes":"8mm - 12.2mm","Taper-Sizes":"-","Overall-Sizes":"50mm - 90mm","Shank-Sizes":"4mm - 12mm","Images":["https://res.cloudinary.com/osg-usa-inc/image/upload/f_jpg,q_auto//Products%2FMilling%2FSolid%2FBall%20Nose%2FList%208530/End_Mills_-_End_Mill_-_A_Brand_AE-BM-H_-_List_8530_-_Catalog"],"Friendly Name":"8530"}