Shop now and enjoy free shipping on all orders.

{"id":15789765230752,"title":"Chenango Supply 1\/4-20 x 2-1\/2\" Grade 8 Hex Head Bolts – Alloy Steel, Yellow Chromate Zinc, USS Coarse Thread, 150,000 PSI Tensile Strength, High-Strength Hardware Bolts, (50 Pieces, 1\/4-20 x 2.5 G8) 1\/4-20x2-1\/2 50pcs","handle":"chenango-supply-1-4-20-x-2-1-2-grade-8-hex-head-bolts-alloy-steel-yellow-chromate-zinc-uss-coarse-thread-150-000-psi-tensile-strength-high-strength-hardware-bolts-50-pieces-1-4-20-x-2-5-g8-1-4-20x2-1-2-50pcs","description":"\u003ch3\u003eChenango Supply 1\/4-20 x 2-1\/2\" Grade 8 Hex Head Bolts – Alloy Steel, Yellow Chromate Zinc, USS Coarse Thread, 150,000 PSI Tensile Strength, High-Strength Hardware Bolts, (50 Pieces, 1\/4-20 x 2.5 G8)\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eGrade 8 alloy steel 1\/4-20 x 2-1\/2\" hex head bolts engineered for heavy\nmachinery, automotive repair, equipment fabrication, and industrial\nmaintenance where high tensile strength and consistent thread engagement are\nessential. Specifications Material: Quenched and tempered alloy steel Grade:\nGrade 8 Tensile strength: 150,000 PSI minimum Finish: Yellow chromate zinc\ncoating Thread: 1\/4-20 USS coarse thread Size: 1\/4-20 x 2-1\/2 inches Quantity:\n50 pieces Performance \u0026amp; Application Explanation These hex head bolts are\nmanufactured from quenched and tempered alloy steel to deliver hardened\nperformance suitable for heavy machinery and automotive environments. The\n1\/4-20 USS coarse thread form provides strong engagement with standard nuts,\nimproving assembly performance in structural, mechanical, and general\nfastening applications. The yellow chromate zinc coating adds corrosion\nresistance while allowing fast visual identification of Grade 8 hardware\nduring assembly and inspection. B2B Use Cases Applicable for heavy machinery\nassembly, automotive repair, equipment fabrication, agricultural equipment,\ntrailer assembly, and industrial maintenance applications where high-strength\nGrade 8 bolts are required. Quality \u0026amp; Trust Reassurance Thread sizing,\nmaterial hardness, and tensile strength align with professional expectations\nfor accuracy and durability. Designed for mechanics, fabricators, and\nmaintenance teams seeking reliable Grade 8 hardware for high-stress fastening\nenvironments.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eGRADE 8 ALLOY STEEL CONSTRUCTION Made from quenched and tempered alloy steel for dependable hardened strength in demanding environments, addressing customer demand for long-term durability.\u003c\/li\u003e\n \u003cli\u003e1\/4-20 USS COARSE THREAD Standard 1\/4-20 coarse thread provides reliable engagement for general construction, fabrication, repair, and equipment assembly applications.\u003c\/li\u003e\n \u003cli\u003eENGINEERED MECHANICAL PROPERTIES Rated at 150,000 PSI minimum tensile strength, supporting secure clamping and load retention in high-stress assemblies where hardened performance is required.\u003c\/li\u003e\n \u003cli\u003eGOOD FIT AND SIZE ACCURACY Precise threading supports correct fit with standard 1\/4-20 hardware, addressing customer expectations for sizing consistency in bolts used across jobsite and shop tasks.\u003c\/li\u003e\n \u003cli\u003e50-PIECE INDUSTRIAL PACK Bulk quantity supports maintenance teams, fabrication shops, installers, and MRO operations requiring dependable Grade 8 hex head bolts for recurring projects.\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-07-16T17:50:41+10:00","created_at":"2026-07-14T16:27:32+10:00","vendor":"Chenango Supply","type":"Hex Bolts","tags":["home_improvement_July2026"],"price":19400,"price_min":19400,"price_max":19400,"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":58176066125984,"title":"1\/4-20x2-1\/2 50pcs","option1":"1\/4-20x2-1\/2 50pcs","option2":null,"option3":null,"sku":"B01LFKP6YS","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Chenango Supply 1\/4-20 x 2-1\/2\" Grade 8 Hex Head Bolts – Alloy Steel, Yellow Chromate Zinc, USS Coarse Thread, 150,000 PSI Tensile Strength, High-Strength Hardware Bolts, (50 Pieces, 1\/4-20 x 2.5 G8) 1\/4-20x2-1\/2 50pcs - 1\/4-20x2-1\/2 50pcs","public_title":"1\/4-20x2-1\/2 50pcs","options":["1\/4-20x2-1\/2 50pcs"],"price":19400,"weight":794,"compare_at_price":null,"inventory_management":"shopify","barcode":"716715821921","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/dingoship.com.au\/cdn\/shop\/files\/B01LFKP6YS.jpg?v=1784010454","\/\/dingoship.com.au\/cdn\/shop\/files\/81yctorIoUL.jpg?v=1784010455","\/\/dingoship.com.au\/cdn\/shop\/files\/81XDQnHrr5L.jpg?v=1784010455","\/\/dingoship.com.au\/cdn\/shop\/files\/81CS9pH23nL.jpg?v=1784010455","\/\/dingoship.com.au\/cdn\/shop\/files\/91MekS5K0KL.jpg?v=1784010455","\/\/dingoship.com.au\/cdn\/shop\/files\/81lmEZGS9CL.jpg?v=1784010455","\/\/dingoship.com.au\/cdn\/shop\/files\/81h5R1AonLL.jpg?v=1784010455","\/\/dingoship.com.au\/cdn\/shop\/files\/81c0bvk8_9L.jpg?v=1784010455"],"featured_image":"\/\/dingoship.com.au\/cdn\/shop\/files\/B01LFKP6YS.jpg?v=1784010454","options":["Size"],"media":[{"alt":null,"id":69749430583456,"position":1,"preview_image":{"aspect_ratio":1.0,"height":2000,"width":2000,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/B01LFKP6YS.jpg?v=1784010454"},"aspect_ratio":1.0,"height":2000,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/B01LFKP6YS.jpg?v=1784010454","width":2000},{"alt":null,"id":69749430616224,"position":2,"preview_image":{"aspect_ratio":1.0,"height":2000,"width":2000,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81yctorIoUL.jpg?v=1784010455"},"aspect_ratio":1.0,"height":2000,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81yctorIoUL.jpg?v=1784010455","width":2000},{"alt":null,"id":69749430648992,"position":3,"preview_image":{"aspect_ratio":1.0,"height":2000,"width":2000,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81XDQnHrr5L.jpg?v=1784010455"},"aspect_ratio":1.0,"height":2000,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81XDQnHrr5L.jpg?v=1784010455","width":2000},{"alt":null,"id":69749430681760,"position":4,"preview_image":{"aspect_ratio":1.0,"height":2000,"width":2000,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81CS9pH23nL.jpg?v=1784010455"},"aspect_ratio":1.0,"height":2000,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81CS9pH23nL.jpg?v=1784010455","width":2000},{"alt":null,"id":69749430714528,"position":5,"preview_image":{"aspect_ratio":1.0,"height":2560,"width":2560,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/91MekS5K0KL.jpg?v=1784010455"},"aspect_ratio":1.0,"height":2560,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/91MekS5K0KL.jpg?v=1784010455","width":2560},{"alt":null,"id":69749430747296,"position":6,"preview_image":{"aspect_ratio":1.0,"height":2000,"width":2000,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81lmEZGS9CL.jpg?v=1784010455"},"aspect_ratio":1.0,"height":2000,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81lmEZGS9CL.jpg?v=1784010455","width":2000},{"alt":null,"id":69749430780064,"position":7,"preview_image":{"aspect_ratio":1.0,"height":2000,"width":2000,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81h5R1AonLL.jpg?v=1784010455"},"aspect_ratio":1.0,"height":2000,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81h5R1AonLL.jpg?v=1784010455","width":2000},{"alt":null,"id":69749430812832,"position":8,"preview_image":{"aspect_ratio":1.0,"height":1500,"width":1500,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81c0bvk8_9L.jpg?v=1784010455"},"aspect_ratio":1.0,"height":1500,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/81c0bvk8_9L.jpg?v=1784010455","width":1500}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eChenango Supply 1\/4-20 x 2-1\/2\" Grade 8 Hex Head Bolts – Alloy Steel, Yellow Chromate Zinc, USS Coarse Thread, 150,000 PSI Tensile Strength, High-Strength Hardware Bolts, (50 Pieces, 1\/4-20 x 2.5 G8)\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eGrade 8 alloy steel 1\/4-20 x 2-1\/2\" hex head bolts engineered for heavy\nmachinery, automotive repair, equipment fabrication, and industrial\nmaintenance where high tensile strength and consistent thread engagement are\nessential. Specifications Material: Quenched and tempered alloy steel Grade:\nGrade 8 Tensile strength: 150,000 PSI minimum Finish: Yellow chromate zinc\ncoating Thread: 1\/4-20 USS coarse thread Size: 1\/4-20 x 2-1\/2 inches Quantity:\n50 pieces Performance \u0026amp; Application Explanation These hex head bolts are\nmanufactured from quenched and tempered alloy steel to deliver hardened\nperformance suitable for heavy machinery and automotive environments. The\n1\/4-20 USS coarse thread form provides strong engagement with standard nuts,\nimproving assembly performance in structural, mechanical, and general\nfastening applications. The yellow chromate zinc coating adds corrosion\nresistance while allowing fast visual identification of Grade 8 hardware\nduring assembly and inspection. B2B Use Cases Applicable for heavy machinery\nassembly, automotive repair, equipment fabrication, agricultural equipment,\ntrailer assembly, and industrial maintenance applications where high-strength\nGrade 8 bolts are required. Quality \u0026amp; Trust Reassurance Thread sizing,\nmaterial hardness, and tensile strength align with professional expectations\nfor accuracy and durability. Designed for mechanics, fabricators, and\nmaintenance teams seeking reliable Grade 8 hardware for high-stress fastening\nenvironments.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eGRADE 8 ALLOY STEEL CONSTRUCTION Made from quenched and tempered alloy steel for dependable hardened strength in demanding environments, addressing customer demand for long-term durability.\u003c\/li\u003e\n \u003cli\u003e1\/4-20 USS COARSE THREAD Standard 1\/4-20 coarse thread provides reliable engagement for general construction, fabrication, repair, and equipment assembly applications.\u003c\/li\u003e\n \u003cli\u003eENGINEERED MECHANICAL PROPERTIES Rated at 150,000 PSI minimum tensile strength, supporting secure clamping and load retention in high-stress assemblies where hardened performance is required.\u003c\/li\u003e\n \u003cli\u003eGOOD FIT AND SIZE ACCURACY Precise threading supports correct fit with standard 1\/4-20 hardware, addressing customer expectations for sizing consistency in bolts used across jobsite and shop tasks.\u003c\/li\u003e\n \u003cli\u003e50-PIECE INDUSTRIAL PACK Bulk quantity supports maintenance teams, fabrication shops, installers, and MRO operations requiring dependable Grade 8 hex head bolts for recurring projects.\u003c\/li\u003e\n \u003c\/ul\u003e"}
  1. Home

Chenango Supply 1/4-20 x 2-1/2" Grade 8 Hex Head Bolts – Alloy Steel, Yellow Chromate Zinc, USS Coarse Thread, 150,000 PSI Tensile Strength, High-Strength Hardware Bolts, (50 Pieces, 1/4-20 x 2.5 G8) 1/4-20x2-1/2 50pcs

In Stock. Leaves warehouse within 2 - 3 business days

194.00 AUD
Maximum quantity available reached.
Shop today and get free shipping anywhere in Australia.
More detailed product descriptions
Free Shipping Australia Wide
100% Safe & Secure Checkout
100 Days Return Policy *
1 Year Warranty *

Chenango Supply 1/4-20 x 2-1/2" Grade 8 Hex Head Bolts – Alloy Steel, Yellow Chromate Zinc, USS Coarse Thread, 150,000 PSI Tensile Strength, High-Strength Hardware Bolts, (50 Pieces, 1/4-20 x 2.5 G8)

Grade 8 alloy steel 1/4-20 x 2-1/2" hex head bolts engineered for heavy machinery, automotive repair, equipment fabrication, and industrial maintenance where high tensile strength and consistent thread engagement are essential. Specifications Material: Quenched and tempered alloy steel Grade: Grade 8 Tensile strength: 150,000 PSI minimum Finish: Yellow chromate zinc coating Thread: 1/4-20 USS coarse thread Size: 1/4-20 x 2-1/2 inches Quantity: 50 pieces Performance & Application Explanation These hex head bolts are manufactured from quenched and tempered alloy steel to deliver hardened performance suitable for heavy machinery and automotive environments. The 1/4-20 USS coarse thread form provides strong engagement with standard nuts, improving assembly performance in structural, mechanical, and general fastening applications. The yellow chromate zinc coating adds corrosion resistance while allowing fast visual identification of Grade 8 hardware during assembly and inspection. B2B Use Cases Applicable for heavy machinery assembly, automotive repair, equipment fabrication, agricultural equipment, trailer assembly, and industrial maintenance applications where high-strength Grade 8 bolts are required. Quality & Trust Reassurance Thread sizing, material hardness, and tensile strength align with professional expectations for accuracy and durability. Designed for mechanics, fabricators, and maintenance teams seeking reliable Grade 8 hardware for high-stress fastening environments.

Product Features

  • GRADE 8 ALLOY STEEL CONSTRUCTION Made from quenched and tempered alloy steel for dependable hardened strength in demanding environments, addressing customer demand for long-term durability.
  • 1/4-20 USS COARSE THREAD Standard 1/4-20 coarse thread provides reliable engagement for general construction, fabrication, repair, and equipment assembly applications.
  • ENGINEERED MECHANICAL PROPERTIES Rated at 150,000 PSI minimum tensile strength, supporting secure clamping and load retention in high-stress assemblies where hardened performance is required.
  • GOOD FIT AND SIZE ACCURACY Precise threading supports correct fit with standard 1/4-20 hardware, addressing customer expectations for sizing consistency in bolts used across jobsite and shop tasks.
  • 50-PIECE INDUSTRIAL PACK Bulk quantity supports maintenance teams, fabrication shops, installers, and MRO operations requiring dependable Grade 8 hex head bolts for recurring projects.