{"type":"firestarter.listing","listing":{"id":"lst_YZAWQNPp","product_name":"Tradespro Nut and Bolt Head Sizer, Gauge 5/16\" – 1\" and 8mm – 25mm - 837999","category":"Socket Accessories","description":"The TradesPro Nut and Bolt Head Sizer can instantly gauge the correct size of a nut or bolt head in both SAE (inch) and Metric (mm) in an instant. This Tool ensures the right size is easily located, without the possibility of stripping or damaging the fastener. This is a great tool for saving time and fastener quality when removing or installing a fastener in almost any project. This convenient tool is easy to carry in a pocket, tool pouch or even clipped on a keychain for Quick and easy use. Sizes Include: SAE: 5/16 in. – 1 in. and Metric: 8mm – 25mm","images":["https://cdn.shopify.com/s/files/1/0443/2681/3852/files/837999-01_725940c4-e8a9-4cb4-951f-47b9cc1b6db6.jpg?v=1754532373","https://cdn.shopify.com/s/files/1/0443/2681/3852/files/837999-02-a_60ec024e-a561-4737-a2ec-dc4663057cad.jpg?v=1754532373","https://cdn.shopify.com/s/files/1/0443/2681/3852/files/837999-03_c8844226-e450-4312-b97f-ebff75600891.jpg?v=1754532373","https://cdn.shopify.com/s/files/1/0443/2681/3852/files/837999-04_f554f35c-1673-42f9-8a8f-09b619721380.jpg?v=1754532373","https://cdn.shopify.com/s/files/1/0443/2681/3852/files/837999-05-a_f91fe4a5-7157-40e9-95d5-76c18b9a7455.jpg?v=1754532373","https://cdn.shopify.com/s/files/1/0443/2681/3852/files/837999-06-a_a670bebb-ea06-4f3d-92db-81dc8b3f6fbc.jpg?v=1754532373","https://cdn.shopify.com/s/files/1/0443/2681/3852/files/837999-07.jpg?v=1754532373"],"price":14.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:27:08.939Z"},"share_url":"https://firestarter.network/l/lst_YZAWQNPp","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer <your Firestarter API key>","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_YZAWQNPp' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Tradespro Nut and Bolt Head Sizer, Gauge 5/16\" – 1\" and 8mm – 25mm - 837999' and a budget_max comfortably above $14.99 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}