Description
Precision porting requires the right tools, and this 4-inch mandrel delivers consistent, repeatable results for cylinder head work. Whether you’re smoothing intake runners or refining exhaust ports, the cartridge roll design allows you to swap abrasives quickly without losing your setup. Black oxide steel construction resists wear and corrosion, keeping your mandrel accurate through countless porting sessions.
- 4 inches long
- 1/4 in OD shank
- Steel construction
- Black oxide finish
- Cartridge roll design
- Porting applications
- Sold individually
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