{"Diameter - Metric (D)":["4.5","5.7","7.7","9.7","10.7","13.7","11.7","15.7","19.7"],"Number of Flutes":["4","5","6"],"Major Diameter - Metric":["6","8","10","12","14","16","18","20","24"],"Overall Length - Metric (L)":["75","85","100","120","135","150"],"Shank Diameter - Metric (d)":["6","8","10","12","16","20"],"Pitch":["0.75","1","1.25","1.5","1.75","2","2.5","3"],"Neck Length - Metric (L1)":["16","34.5","39","50"],"Length of Cut - Metric (Lc)":["13.5","14","18","18.75","22","22.5","24","26","27.5","27","28","31.5","32","36","42.5","43.5","45","52","54"],"View Speed and Feed Page":"Here","View Catalog Page":"Here","Type":["1","2"],"Helix Angle - Degree":"11","Web Literature 1":"8002024CA-TP,26|8002024CA-TPT,31","Web Literature 3":"800384CA|80064CA|80062CA","Web Literature 4":"800390CA","Web Literature 2":"80061CA-V2","Brand":"A Brand","Short Description":"Advanced Performance One Pass Thread Mill","List Name":"AT-1","Substrate":"Carbide","Product Overview":"Carbide, EgiAs Coating, Metric Sizes","Surface Treatment":"EgiAs","Feature 3":"EgiAs Coating","Benefit 3":"For exceptional wear resistance","Benefit 4":"For high wear resistance and toughness","Notes":"For internal threads only","Benefit 1":"For reduced vibration","Hardened Steels : 35 HRC":"H; Best","Hardened Steels : 35-45 HRC":"H; Best","Shank Tolerance":"h6","Web Video 1":"https://youtu.be/ladZnTkQl_E","Web Video 2":"https://youtu.be/ladZnTkQl_E","Web Video 3":"https://youtu.be/ladZnTkQl_E","Benefit 2":"Increases tool stability","Cast Iron":"K; Best","Stainless Steels : 300":"M; Best","Stainless Steels : 17-4PH":"M; Good","Stainless Steels : 400":"M; Good","Thread Size - Metric":["M6","M8","M10","M12","M14","M16","M18","M20","M24"],"Units":"Metric","Thread Type":["MF","M"],"Aluminum : 6061; 7075":"N; Best","Aluminum : Casting":"N; Best","Coolant Thru":"No","Meets 2B Class of Fit":"No","Meets 3B Class of Fit":"No","Alloy Steels : 4140; 4340":"P; Best","High Carbon Steel : 1065":"P; Best","Low Carbon Steel : 1010; 1018":"P; Best","Medium Carbon Steel : 1035; 1045":"P; Best","Cutting Direction":"RH","Helix Direction":"RH","Feature 2":"Right-Hand Cut & Left-Hand Helix Geometry","Full Description":"The A Brand AT-1 threadmill is designed with a left-hand helix for a small pitch diameter difference between the hole entry and the bottom of the hole, allowing a delay in gauge-out failure. Longer tool life can be achieved with elimination of “zero cutting” for correcting bending.","Product Category":"Thread Mills","Feature 4":"Ultra-Fine Grain Carbide","Feature 1":"Unequal Spacing / Variable Lead Flute","Meets 4H Class of Fit":"Yes","Meets 6H Class of Fit":"Yes","Diameter-Sizes":"4.5mm - 19.7mm","Flute-Sizes":"-","Neck-Sizes":"16mm - 50mm","Taper-Sizes":"-","Overall-Sizes":"75mm - 150mm","Shank-Sizes":"6mm - 20mm","Images":["https://res.cloudinary.com/osg-usa-inc/image/upload/f_jpg,q_auto//Products%2FThreading%2FStyle%2FThread%20Mills%2FList%2016620/Taps_-_Thread_Mill_-_A_Brand_AT-1_-_List_16620_-_Type_2","https://res.cloudinary.com/osg-usa-inc/image/upload/f_jpg,q_auto//Products%2FThreading%2FStyle%2FThread%20Mills%2FList%2016620/Taps_-_Thread_Mill_-_A_Brand_AT-1_-_List_16620_-_Type_3","https://res.cloudinary.com/osg-usa-inc/image/upload/f_jpg,q_auto//Products%2FThreading%2FStyle%2FThread%20Mills%2FList%2016620/Taps_-_Thread_Mill_-_A_Brand_AT-1_-_List_16620_-_Type_4"],"Friendly Name":"16620"}