{"Number of Flutes":"2","Drilling L/D Ratio (xD)":"20","Diameter - Inch (D)":["0.078125","0.09375","0.109375","0.125","0.140625","0.15625","0.171875","0.1875","0.203125","0.21875","0.234375","0.25","0.265625","0.28125","0.296875","0.3125","0.328125","0.34375","0.359375","0.375","0.390625","0.40625","0.421875","0.4375","0.453125","0.46875","0.5","0.53125","0.5625","0.06299","0.07087","0.07874","0.08268","0.08661","0.09055","0.09449","0.09843","0.10236","0.1063","0.11024","0.11417","0.11811","0.12205","0.12598","0.12992","0.13386","0.1378","0.14567","0.14961","0.15748","0.16142","0.16535","0.16929","0.17717","0.1811","0.18898","0.19685","0.20079","0.20472","0.21654","0.22441","0.22835","0.23622","0.25591","0.27559","0.29528","0.31496","0.3189","0.32283","0.33465","0.35433","0.3937","0.43307","0.47244"],"Overall Length - Metric (L)":["85","95","115","125","130","140","160","170","180","185","200","225","235","245","255","260","270","275","290","300","340","350","360","378","90","100","110","120","135","155","165","175","190","230","265"],"Flute Length - Metric (FL)":["46","56","66","74","82","92","100","110","120","128","138","146","156","164","174","184","192","200","210","220","230","238","246","255","265","274","292","310","328","38","42","50","52","54","58","60","64","68","70","72","76","80","86","88","96","98","104","106","112","116","118","132","134","150","162","188","190","196","208","254","276"],"Shank Diameter - Inch (d)":["0.078125","0.09375","0.109375","0.125","0.140625","0.15625","0.171875","0.1875","0.203125","0.21875","0.234375","0.25","0.265625","0.28125","0.296875","0.3125","0.65625","0.34375","0.359375","0.375","0.390625","0.40625","0.421875","0.4375","0.453125","0.46875","0.5","0.53125","0.5625"],"Diameter - Metric (D)":["1.984","2.381","2.778","3.175","3.572","3.969","4.366","4.763","5.159","5.556","5.953","6.35","6.747","7.144","7.541","7.938","8.334","8.731","9.128","9.525","9.922","10.319","10.716","11.113","11.509","11.906","12.7","13.494","14.288","1.6","1.8","2","2.1","2.2","2.3","2.4","2.5","2.6","2.7","2.8","2.9","3","3.1","3.2","3.3","3.4","3.5","3.7","3.8","4","4.1","4.2","4.3","4.5","4.6","4.8","5","5.1","5.2","5.5","5.7","5.8","6","6.5","7","7.5","8","8.1","8.2","8.5","9","10","11","12"],"Helix Angle - Degree":"40","Diameter - Fractional Size (D)":["5/64","3/32","7/64","1/8","9/64","5/32","11/64","3/16","13/64","7/32","15/64","1/4","17/64","9/32","19/64","5/16","21/64","11/32","23/64","3/8","25/64","13/32","27/64","7/16","29/64","15/32","1/2","17/32","9/16"],"Web Literature 1":["8002024CA-DR,198|8002024CA-DRT,44","8002024CA-DR,185|8002024CA-DRT,44","8002024CA-DR,191|8002024CA-DRT,44","8002024CA-DR,283|8002024CA-DRT,44"],"Cutting Diameter Tolerance Specification":"h8","Benefit 4":"Ensure chips curl tighly and move freely through the flutes to ensure stable evacuation.","Web Literature 4":"800387CA","Short Description":"High Performance Deep Hole Drilling without Coolant Thru","Length of Cut - Specification":"EXTRA LONG","Benefit 2":"Higher coating oxidation temperature & hardness dramatically improve wear resistance","Substrate":"HSS-CO","Hardened Steels : 35 HRC":"H; Best","Cast Iron":"K; Best","Low Carbon Steel : 1010; 1018":"P; Best","Hardened Steels : 35-45 HRC":"H; Good","Web Video 1":"https://www.youtube.com/watch?v=IXywo2W5Qoc","Aluminum : 6061; 7075":"N; Good","Benefit 3":"Looks like parabolic, but isn't! This flute form ensures extra space while increasing chip evacuation velocity.","Aluminum : Casting":"N; Good","Medium Carbon Steel : 1035; 1045":"P; Best","Units":["Inch","Metric"],"Stainless Steels : 17-4PH":"M; Good","Coolant Thru":"No","Stainless Steels : 300":"M; Good","Stainless Steels : 400":"M; Good","Feature 4":"Pat. Compound Flute Contruction","Feature 2":"OSG WXL Nano Coating","Feature 3":"Pat. Flat Flute Form","Feature 1":"Pat. Low-resistance web thinning","Point Thinning":["R Thinning","X Thinning"],"Alloy Steels : 4140; 4340":"P; Best","Benefit 1":"Reduces penetration force by as much as 35%","Cutting Direction":"RH","Die Steels":"P; Best","High Carbon Steel : 1065":"P; Best","View Catalog Page":"Here","View Speed and Feed Page":"Here","Helix Direction":"RH","Cutting Diameter Tolerance - Inch":["+0 / -0.0006","+0 / -0.0007","+0 / -0.0009","+0 / -0.0011"],"Brand":"V-SERIES","List Name":"TDXL-20D","Cutting Diameter Tolerance - Metric":["+0 / -0.014","+0 / -0.018","+0 / -0.022","+0 / -0.027"],"Surface Treatment":"WXL","Titanium : 6AL4V (30HRC)":"S; Good","Full Description":"The V-Series HELIOS® is the 1st drill to process deep holes 10X-20X diameter, without pecking and without the use of internal coolant supply. Flute form, point thining and compound lead construction are all patented technologies developed by OSG to make","Point Angle - Degree (α)":"120","Product Overview":"20X Diameter Lengths, HSS-CO, WXL Coating","Diameter - Letter Size (D)":"E","Shank Diameter - Metric (d)":["1.6","1.8","2","2.1","2.2","2.3","2.4","2.5","2.6","2.7","2.8","2.9","3","3.1","3.2","3.3","3.4","3.5","3.7","3.8","4","4.1","4.2","4.3","4.5","4.6","4.8","5","5.1","5.2","5.5","5.7","5.8","6","6.5","7","7.5","8","8.1","8.2","8.5","9","10","11","12"],"Diameter-Sizes":"0.06299\" - 14.288mm","Flute-Sizes":"38mm - 328mm","Neck-Sizes":"-","Taper-Sizes":"-","Overall-Sizes":"85mm - 378mm","Shank-Sizes":"1.6mm - 0.65625\"","Images":["https://res.cloudinary.com/osg-usa-inc/image/upload/f_jpg,q_auto//Products%2FDrilling%2FSolid%2FTaper%20Drills%2FList%201770/Drills_-_Drill_-_V-Series_HELIOS_-_List_1770_-_Catalog"],"Friendly Name":"1770"}