{"product_id":"2000n-400n-tap-drill-set","title":"2000N \u0026 400N 18 PC Tap \u0026 Drill Set","description":"\u003ch2\u003eDRILLCO 2000N \u0026amp; 400N Tap \u0026amp; Drill Set — Matched UNC Tap and Drill Pairs in One 18-Piece Set\u003c\/h2\u003e\n\u003cp\u003eThe DRILLCO 2000N \u0026amp; 400N Tap \u0026amp; Drill Set (Item #400NC2018) is an 18-piece high-speed steel set pairing UNC hand taps from the 2000N series with their corresponding 400N Series drills. Manufactured in the United States, the set covers nine common inch tap sizes ranging from 6-32 through 1\/2-13, giving contractors and trades professionals a single organized solution for hole preparation and threading operations. Each tap size is matched with its correct drill size, eliminating the need to cross-reference charts or source drills separately. The set is suited for general metalworking applications on low to medium tensile strength materials.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eDRILLCO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eItem #\u003c\/td\u003e\n\u003ctd\u003e400NC2018\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e045997492193\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHigh-speed steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTap Thread Standard\u003c\/td\u003e\n\u003ctd\u003eUNC (Unified National Coarse)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTap Series\u003c\/td\u003e\n\u003ctd\u003e2000N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrill Series\u003c\/td\u003e\n\u003ctd\u003e400N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTap Sizes Included\u003c\/td\u003e\n\u003ctd\u003e6-32, 8-32, 10-24, 10-32, 1\/4-20, 5\/16-18, 3\/8-16, 7\/16-14, 1\/2-13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncludes\u003c\/td\u003e\n\u003ctd\u003eCorresponding 400N Series drills for each tap size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiece Count\u003c\/td\u003e\n\u003ctd\u003e18 pc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eSet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAvailable Items\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eItem #\u003c\/th\u003e\n\u003cth\u003eDescription\u003c\/th\u003e\n\u003cth\u003eThread Standard\u003c\/th\u003e\n\u003cth\u003eTap Sizes\u003c\/th\u003e\n\u003cth\u003ePiece Count\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e400NC2018\u003c\/td\u003e\n\u003ctd\u003eTap \u0026amp; Drill Set w\/ corresponding 400N drills\u003c\/td\u003e\n\u003ctd\u003eUNC\u003c\/td\u003e\n\u003ctd\u003e6-32, 8-32, 10-24, 10-32, 1\/4-20, 5\/16-18, 3\/8-16, 7\/16-14, 1\/2-13\u003c\/td\u003e\n\u003ctd\u003e18 pc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e400NF2018\u003c\/td\u003e\n\u003ctd\u003eTap \u0026amp; Drill Set w\/ corresponding 400N drills\u003c\/td\u003e\n\u003ctd\u003eUNF\u003c\/td\u003e\n\u003ctd\u003e6-40, 8-36, 10-24, 10-32, 1\/4-28, 5\/16-24, 3\/8-24, 7\/16-20, 1\/2-20\u003c\/td\u003e\n\u003ctd\u003e18 pc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eUnlike sourcing taps and drills separately, this set pairs each 2000N Series tap with its exact corresponding 400N Series drill in a single organized package, reducing setup time and the risk of mismatched tooling. A UNF variant (400NF2018) is also available for fine-thread applications, giving contractors a matched solution for both coarse and fine thread work.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003ch4\u003eMatched Tap and Drill Pairs\u003c\/h4\u003e\n\u003cp\u003eEach tap size in the set is paired with its corresponding 400N Series drill, ensuring the correct pilot hole diameter is always at hand. This eliminates the need to consult tap drill charts on the job and reduces the chance of using an incorrect drill size that could compromise thread quality.\u003c\/p\u003e\n\n\u003ch4\u003eHigh-Speed Steel Construction\u003c\/h4\u003e\n\u003cp\u003eBoth the 2000N taps and 400N drills are manufactured from high-speed steel, the most commonly used tool material for general-purpose metalworking. HSS provides the hardness and wear resistance needed for reliable performance on low to medium tensile strength materials.\u003c\/p\u003e\n\n\u003ch4\u003eWide Size Range in One Set\u003c\/h4\u003e\n\u003cp\u003eThe set covers nine UNC tap sizes from 6-32 through 1\/2-13, addressing the most frequently encountered inch thread sizes in general construction and fabrication work. Having this range in a single set reduces the number of individual tools a contractor needs to stock and carry.\u003c\/p\u003e\n\n\u003ch4\u003eMade in the United States\u003c\/h4\u003e\n\u003cp\u003eThe set is manufactured in the United States, which can be a requirement on certain government or commercial projects with domestic content specifications. It also reflects DRILLCO's commitment to quality control in production.\n\n\u003c\/p\u003e\u003ch4\u003e18-Piece Organized Set\u003c\/h4\u003e\n\u003cp\u003eWith 18 pieces covering 9 tap sizes and their matching drills, the set provides a complete hole preparation and threading solution in one package. An organized set format keeps tooling consolidated and accessible during work.\u003c\/p\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003ch4\u003eGeneral Metal Fabrication\u003c\/h4\u003e\n\u003cp\u003eThe set is suited for drilling and tapping operations on low to medium tensile strength steels and other metals commonly encountered in fabrication work.\u003c\/p\u003e\n\n\u003ch4\u003eMaintenance and Repair Operations (MRO)\u003c\/h4\u003e\n\u003cp\u003eThe range of UNC sizes from 6-32 through 1\/2-13 covers the most common fastener thread sizes, making this set practical for maintenance, repair, and overhaul tasks where various thread sizes may be needed.\u003c\/p\u003e\n\n\u003ch4\u003eThread Creation in New Material\u003c\/h4\u003e\n\u003cp\u003eThe 2000N Series hand taps are designed for tapping through holes or blind holes in low to medium tensile strength materials, enabling contractors to create new threaded connections in structural or mechanical components.\u003c\/p\u003e\n\n\u003ch4\u003eHole Preparation and Threading in Sequence\u003c\/h4\u003e\n\u003cp\u003eBecause each drill is matched to its corresponding tap, the set supports a streamlined workflow: drill the pilot hole with the included 400N drill, then tap the thread with the paired 2000N tap, without switching between separate tool sets.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Documents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/8396\/6382\/files\/bbz48awmftjmmy4umjo7_b057eef4-a25b-4002-a2a3-9dc897b2e4e6.pdf?v=1793376057\" target=\"_blank\" rel=\"noopener\"\u003eSafety Data Sheet (SDS)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0551\/8396\/6382\/files\/cinakvujelpexceens0b_a5cc4e9c-f236-4527-8fc7-eb62d5e2079d.pdf?v=1793376057\" target=\"_blank\" rel=\"noopener\"\u003eDRILLCO Product Linecard\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSafety Data Summary\u003c\/h3\u003e\n\u003ch4\u003eHazard Information\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDuring normal use, high-speed steel tools do not present inhalation, ingestion, or other chemical hazards.\u003c\/li\u003e\n\u003cli\u003eGrinding, cutting, machining, burning, or welding these tools may release dusts, fumes, or vapors that can present health hazards if exposure limits are exceeded.\u003c\/li\u003e\n\u003cli\u003eExcessive inhalation of metallic fumes and dusts may cause irritation of eyes, nose, and throat; symptoms may include metallic taste, dryness and irritation of the throat, chills, and fever, persisting 12 to 48 hours.\u003c\/li\u003e\n\u003cli\u003eChromium is listed as a carcinogen by NTP and OSHA; exposure may cause dermatitis, inflammation or ulceration of the upper respiratory tract, and possibly cancer of nasal passages and lungs.\u003c\/li\u003e\n\u003cli\u003eTungsten: some evidence of pulmonary involvement such as cough.\u003c\/li\u003e\n\u003cli\u003eVanadium: eye and respiratory tract irritant.\u003c\/li\u003e\n\u003cli\u003eCobalt dust is identified as the most probable cause of respiratory diseases including occupational asthma and interstitial fibrosis.\u003c\/li\u003e\n\u003cli\u003eSkin contact with dust can cause irritation or allergic skin rash due to cobalt sensitization.\u003c\/li\u003e\n\u003cli\u003eNFPA Hazard Rating: Health 1; Flammability 0; Reactivity 0.\u003c\/li\u003e\n\u003cli\u003eFine metal particles produced when ground or sawed can burn; high concentrations in air may present an explosion hazard.\u003c\/li\u003e\n\u003cli\u003eChromium and Vanadium are subject to SARA Title III Section 313 supplier notification requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003ePersonal Protective Equipment\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eWear safety glasses or goggles with side shields; do not wear contact lenses when handling these materials.\u003c\/li\u003e\n\u003cli\u003eCloth or leather gloves are recommended when contact with dust or mist is likely.\u003c\/li\u003e\n\u003cli\u003eUse an appropriate NIOSH-approved respirator if airborne dust concentration exceeds the applicable PEL or TLV.\u003c\/li\u003e\n\u003cli\u003eHearing protection may be required.\u003c\/li\u003e\n\u003cli\u003eAlways use machine guards and wear protective clothing to prevent injury in the event of tool breakage.\u003c\/li\u003e\n\u003cli\u003eEmployer should provide an eye wash station within the immediate work area for emergency use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eSafe Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePerform grinding, cutting, or welding operations in well-ventilated areas; use local exhaust ventilation adequate to keep airborne dust below PEL or TLV levels.\u003c\/li\u003e\n\u003cli\u003eWash hands thoroughly after handling and before eating or smoking; wash exposed skin at end of work shift.\u003c\/li\u003e\n\u003cli\u003eDo not shake clothing, rags, or other items to remove dust; remove dust by washing or vacuuming with appropriate filters.\u003c\/li\u003e\n\u003cli\u003eClean up spills using methods that avoid dust generation: vacuum with appropriate filters, wet dust mop, or wet clean-up.\u003c\/li\u003e\n\u003cli\u003eStore in a dry place in a manner that prevents accidental environmental contamination from traces of industrial lubricants or wetting oils.\u003c\/li\u003e\n\u003cli\u003eSoiled clothing should be laundered separately.\u003c\/li\u003e\n\u003cli\u003eIncompatible materials: strong acids, strong oxidizers.\u003c\/li\u003e\n\u003cli\u003eIf symptoms of pulmonary involvement develop, remove from exposure and seek medical attention.\u003c\/li\u003e\n\u003cli\u003eIf eye irritation occurs, flush with copious amounts of water; if irritation persists, seek medical attention.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What thread standard does the 400NC2018 set cover?\u003c\/strong\u003e\u003cbr\u003eA: The 400NC2018 set covers UNC (Unified National Coarse) threads. A separate UNF (Unified National Fine) version is available as item 400NF2018.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Which tap sizes are included in the set?\u003c\/strong\u003e\u003cbr\u003eA: The set includes nine UNC tap sizes: 6-32, 8-32, 10-24, 10-32, 1\/4-20, 5\/16-18, 3\/8-16, 7\/16-14, and 1\/2-13, each paired with its corresponding 400N Series drill.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How many total pieces are in the set?\u003c\/strong\u003e\u003cbr\u003eA: The set contains 18 pieces total, comprising the nine 2000N Series taps and their nine corresponding 400N Series drills.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What material are the taps and drills made from?\u003c\/strong\u003e\u003cbr\u003eA: Both the taps and drills are made from high-speed steel (HSS), suitable for general-purpose metalworking on low to medium tensile strength materials.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Where is this set manufactured?\u003c\/strong\u003e\u003cbr\u003eA: The 400NC2018 set is manufactured in the United States by DRILLCO Cutting Tools.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is a fine-thread version of this set available?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The 400NF2018 is an 18-piece UNF set covering tap sizes 6-40, 8-36, 10-24, 10-32, 1\/4-28, 5\/16-24, 3\/8-24, 7\/16-20, and 1\/2-20, also paired with corresponding 400N Series drills.\u003c\/p\u003e","brand":"Drillco","offers":[{"title":"UNC (6-32 to 1\/2-13)","offer_id":67906149875886,"sku":"400NC2018","price":159.5,"currency_code":"USD","in_stock":true},{"title":"UNF (6-40 to 1\/2-20)","offer_id":67906149908654,"sku":"400NF2018","price":166.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0551\/8396\/6382\/files\/mfebrc7nx6bh2fpfmbnz.jpg?v=1793376061","url":"https:\/\/www.diamondtoolstore.com\/products\/2000n-400n-tap-drill-set","provider":"Diamond Tool Store","version":"1.0","type":"link"}