{"product_id":"positive-rake-carbide-inserts-for-ammco","title":"Positive Rake Carbide Insert Bits, 6-Pack | Fits AMMCO 3850, 4000 \u0026 7000 Brake Lathes | Part #6918-6","description":"\u003cp\u003eReplacement positive rake carbide insert bits sized for AMMCO 3850, 4000, and 7000 series bench brake lathes. The positive rake geometry produces a clean, low-resistance cut for finishing passes on standard rotor materials, minimizing heat buildup and operator fatigue across continuous service. Six-pack format suits lower-volume shops or works as a working spare beside the standard 10-pack stock.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart #: 6918-6\u003c\/li\u003e\n\u003cli\u003eQuantity: 6 inserts per pack\u003c\/li\u003e\n\u003cli\u003eRake geometry: Positive\u003c\/li\u003e\n\u003cli\u003eMaterial: Industrial-grade carbide\u003c\/li\u003e\n\u003cli\u003eApplication: Finish-cut rotor resurfacing on AMMCO bench brake lathes\u003c\/li\u003e\n\u003cli\u003eLathe compatibility: AMMCO 3850, 4000, 7000 series brake lathes\u003c\/li\u003e\n\u003cli\u003eFunction: Low-force finishing cut with reduced heat and tool load\u003c\/li\u003e\n\u003cli\u003eRecommended use: Standard cast iron and composite passenger rotors\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"A2Z Tire Supplies","offers":[{"title":"Default Title","offer_id":48091662844126,"sku":"A2Z-69186","price":34.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/0612\/1694\/files\/positive-rake-carbide-inserts-for-ammco.jpg?v=1776158316","url":"https:\/\/a2ztiresupplies.com\/products\/positive-rake-carbide-inserts-for-ammco","provider":"A2Z Tire Supplies","version":"1.0","type":"link"}