Brush Research BC7M18 Flex-Hone Brush (7.00 mm, 180 Grit, Silicon Carbide)
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Brush Research BC7M18 Flex-Hone Brush (7.00 mm, 180 Grit, Silicon Carbide)
The Brush Research BC7M18 Flex-Hone is a premium 7.00 mm bore finishing tool engineered for precision deburring, polishing, and surface improvement in small-diameter cylinders. Featuring 180‑grit silicon carbide abrasive, this Extra Fine Flex-Hone delivers consistent, repeatable results for applications requiring superior surface refinement. Ideal for mild steel, stainless steel, and cast iron, the BC7M18 is trusted by automotive, aerospace, machining, and industrial professionals worldwide.
Designed with a 2" abrasive length and an 8" overall length, this Flex-Hone provides excellent reach and control inside tight bores. Its durable construction supports up to 1200 RPM, ensuring smooth, even material removal without aggressive cutting. Whether you're finishing brake components, hydraulic cylinders, firearm parts, or precision-machined bores, the BC7M18 offers unmatched reliability and performance.
Made in the United States, this Brush Research Flex-Hone is part of the industry’s most respected line of bore finishing tools—perfect for shops that demand accuracy, longevity, and professional-grade results.
Key Features
- 7.00 mm maximum bore diameter
- 180 grit Extra Fine silicon carbide abrasive
- Ideal for mild steel, stainless steel & cast iron
- 2" abrasive length (51 mm)
- 8" overall length
- 0.125" shank diameter
- Maximum 1200 RPM
- Made in the USA
- UNSPSC: 31191509
Perfect For
- Automotive cylinder and bore finishing
- Gunsmithing and firearm maintenance
- Aviation and marine repair
- Industrial machining and deburring
- Hydraulic and pneumatic component service
Need More Brush Research Products?
We carry the full Brush Research catalog. Call us at (909) 334‑4400 for availability, quotes, or bulk orders.