{"type":"firestarter.listing","listing":{"id":"lst_6Etk7juD","product_name":"Disk Brake Cylinder Hone","category":"Brake Tools","description":"This Brake Cylinder Hone makes it easy to hone caliper piston cylinders from 3/4\" to 2-1/4\". Fits your 3/8\" power drill. This high-quality tool is self-aligning and self-centering. The flexible shaft offers adjustable tension for use on or off of your car. This three-arm Cylinder Hone includes 1-18\" #220 medium grit stones to get you started.Any specialty tool will help make an automotive repair or maintenance task easier, but Powerbuilt products take the concept of ‘help’ a big step further.  Every package comes with professionally written usage instructions that take you step by step through proper tool usage.\n\nHone caliper piston cylinders from 3/4\" to 2-1/4\" in diameter\nFlexible shaft for use on or off your car\nIncludes three 1-1/8\" medium grit stones (#220)\n","images":["https://cdn.shopify.com/s/files/1/0443/2681/3852/files/648401-a.png?v=1774006323","https://cdn.shopify.com/s/files/1/0443/2681/3852/files/648401-02.jpg?v=1774006323","https://cdn.shopify.com/s/files/1/0443/2681/3852/files/648631_648401_648403-03_d2a49852-9832-4253-a852-0906086c325b.jpg?v=1774006323","https://cdn.shopify.com/s/files/1/0443/2681/3852/files/648401_648403-05_5956ffdb-5db4-41b8-8cdf-9daf2f2387c6.jpg?v=1774006323","https://cdn.shopify.com/s/files/1/0443/2681/3852/files/648439_648631_648401_648403-04_fda2c0aa-a589-40b1-a588-0179cd2c5191.jpg?v=1774006323"],"price":16.95,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:27:10.409Z"},"share_url":"https://firestarter.network/l/lst_6Etk7juD","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_6Etk7juD' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Disk Brake Cylinder Hone' and a budget_max comfortably above $16.95 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."]}}