{"id":8088985370804,"title":"Irwin Tools IRWIN Step Drill Bit Set, 3-Piece (10502ZR)","handle":"irwin-tools-irwin-step-drill-bit-set-3-piece-10502zr","description":"\u003ch3\u003eIrwin Tools IRWIN Step Drill Bit Set, 3-Piece (10502ZR)\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eIRWIN Tools 10502ZR Unibit Sheet Metal Step Drill Bit Set\nis a selection of the most popular Unibit step drill bits in the low diameter\nrange (below 7\/8\"). Ideal for drilling true round holes with precise control\nin a variety of materials like sheet metal, metal plates, aluminum,\nfiberglass, plastics, plexiglass, and wood. The specially designed cutting\nedge drills true, round holes for a smooth, clean finish, and the SpeedPoint\ntip penetrates fast, prevents \"walking,\" and eliminates the need for a\npilot\/starting hole. The hex shank provdes a secure grip in the drill chuck.\nPlus, the permanent laser-etched sizes inside the flute are easy to read for\nprecise control during the hole enlarging process. Contains: Unibit 1 with 13\nhole sizes (1\/8\" to 1\/2\" by 32nds), Unibit 2 with 6 hole sizes (3\/16\" to 1\/2\"\nby 16ths for deeper steps), and Unibit 3 with 9 hole sizes (1\/4\" to 3\/4\" by\n16ths). Product made in USA. The Irwin 3-Piece General Purpose\nUnibit Set creates perfectly round holes in metal, plastic, wood and other\nthin materials without center punching. Ideal for steel, copper, brass\naluminum and other thin materials, it automatically deburrs the top side of\nthe hole. A single-flute cutting edge provides greater control through steps.\nThe three-sided shank is designed so it won't slip in drill chuck. This set\nfeatures an easy-to-sharpen, self-starting tip that eliminates skidding and\nthe need for center punching. This set comes with a full lifetime warranty.\nP.when('A').execute(function(A) {\nA.on('a:expander:toggle_description:toggle:collapse', function(data) {\nwindow.scroll(0, data.expander.$expander[0].offsetTop-100); }); }); From the\nManufacturer Irwin's Unibit SpeedPoint combines the most desired features of a\nStep Drill, speed and control and as many as 13 different sizes onto one\nsingle-fluted step drill bit. Irwin Industrial Tools 10502 5023-Piece Set\n(10231, 10232, 10233) See more\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eMulti\u003c\/li\u003e\n \u003cli\u003eMade in the USA\u003c\/li\u003e\n \u003cli\u003eIrwin step drill bit set includes a number 1 bit, number 2 bit and number 3 bit\u003c\/li\u003e\n \u003cli\u003eHigh-speed steel allows you to work quickly on most materials\u003c\/li\u003e\n \u003cli\u003eStraight bit flute protects thin materials from distortion during drilling\u003c\/li\u003e\n \u003cli\u003eIrwin drill bit set includes on-bit measurement marks for accuracy\u003c\/li\u003e\n \u003cli\u003eSpecialized tips prevent skidding at connection point, under pressure\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-07-24T15:23:25+10:00","created_at":"2026-07-21T18:11:36+10:00","vendor":"IRWIN","type":"Step Drill Bits","tags":["home_industrial_July2026"],"price":26700,"price_min":26700,"price_max":26700,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":44288640417972,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B00004SZ5J","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Irwin Tools IRWIN Step Drill Bit Set, 3-Piece (10502ZR)","public_title":null,"options":["Default Title"],"price":26700,"weight":150,"compare_at_price":null,"inventory_management":"shopify","barcode":"632963692369","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/auspowers.com\/cdn\/shop\/files\/B00004SZ5J.jpg?v=1784621499"],"featured_image":"\/\/auspowers.com\/cdn\/shop\/files\/B00004SZ5J.jpg?v=1784621499","options":["Title"],"media":[{"alt":null,"id":33131524489396,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/auspowers.com\/cdn\/shop\/files\/B00004SZ5J.jpg?v=1784621499"},"aspect_ratio":1.0,"height":1000,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/B00004SZ5J.jpg?v=1784621499","width":1000}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eIrwin Tools IRWIN Step Drill Bit Set, 3-Piece (10502ZR)\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eIRWIN Tools 10502ZR Unibit Sheet Metal Step Drill Bit Set\nis a selection of the most popular Unibit step drill bits in the low diameter\nrange (below 7\/8\"). Ideal for drilling true round holes with precise control\nin a variety of materials like sheet metal, metal plates, aluminum,\nfiberglass, plastics, plexiglass, and wood. The specially designed cutting\nedge drills true, round holes for a smooth, clean finish, and the SpeedPoint\ntip penetrates fast, prevents \"walking,\" and eliminates the need for a\npilot\/starting hole. The hex shank provdes a secure grip in the drill chuck.\nPlus, the permanent laser-etched sizes inside the flute are easy to read for\nprecise control during the hole enlarging process. Contains: Unibit 1 with 13\nhole sizes (1\/8\" to 1\/2\" by 32nds), Unibit 2 with 6 hole sizes (3\/16\" to 1\/2\"\nby 16ths for deeper steps), and Unibit 3 with 9 hole sizes (1\/4\" to 3\/4\" by\n16ths). Product made in USA. The Irwin 3-Piece General Purpose\nUnibit Set creates perfectly round holes in metal, plastic, wood and other\nthin materials without center punching. Ideal for steel, copper, brass\naluminum and other thin materials, it automatically deburrs the top side of\nthe hole. A single-flute cutting edge provides greater control through steps.\nThe three-sided shank is designed so it won't slip in drill chuck. This set\nfeatures an easy-to-sharpen, self-starting tip that eliminates skidding and\nthe need for center punching. This set comes with a full lifetime warranty.\nP.when('A').execute(function(A) {\nA.on('a:expander:toggle_description:toggle:collapse', function(data) {\nwindow.scroll(0, data.expander.$expander[0].offsetTop-100); }); }); From the\nManufacturer Irwin's Unibit SpeedPoint combines the most desired features of a\nStep Drill, speed and control and as many as 13 different sizes onto one\nsingle-fluted step drill bit. Irwin Industrial Tools 10502 5023-Piece Set\n(10231, 10232, 10233) See more\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eMulti\u003c\/li\u003e\n \u003cli\u003eMade in the USA\u003c\/li\u003e\n \u003cli\u003eIrwin step drill bit set includes a number 1 bit, number 2 bit and number 3 bit\u003c\/li\u003e\n \u003cli\u003eHigh-speed steel allows you to work quickly on most materials\u003c\/li\u003e\n \u003cli\u003eStraight bit flute protects thin materials from distortion during drilling\u003c\/li\u003e\n \u003cli\u003eIrwin drill bit set includes on-bit measurement marks for accuracy\u003c\/li\u003e\n \u003cli\u003eSpecialized tips prevent skidding at connection point, under pressure\u003c\/li\u003e\n \u003c\/ul\u003e"}