Sbestily Die Grinder Sanding Rolls Port & Polishing Kit Cylinder Head 52PC — Open-Box, 17% Off

【Precision Porting Sanding Specialist】This spiral wound cartridge sanding roll assortment includes porting sanding rolls and small cone shape sand paper. As core cylinder head porting tools, these cone abrasive sanding bits reach narrow intricate cavities unreachable by regular grinding wheels, perfect for cone sanding, deburring and finishing engine cylinder heads.

【Wider Range of Applications】 Smooth‑controlled cutting, gentler than grinding wheels or hard burr bits. Great for edges, radii and inner‑wall surfaces, avoiding over‑cutting cylinder ports. Ideal for aluminum cylinder heads and intake manifolds. Beyond engine porting, also works for mold finishing, weld deburring, casting cleanup, wood inner‑hole sanding and pipe rust removal.

【Dual-Shape Cartridge Sanding Rolls】This port and polish kit cylinder head features two styles of sanding cartridge rolls: sanding cones for curved deep engine ports, cylinder rolls for general grinding that wear into tapered cone abrasive.

【Compatibility】Tempered steel 1/4" arbor supports up to 25,000 RPM. Quick Swap Efficient Design. For die grinder (drill) serve as durable port and polish tools, essential sanding rolls for metalworking, especially head porting sanding rolls for aluminum

【Package Included】: 1-1/2” x 1/2" Cylinder Shape Rolls 80 Grit 20Pcs, 1-1/2” x 1/2" Cone Shape Rolls 120 Grit 10Pcs, 2” x 1/2" Cone Shape Rolls 80 Grit 10Pcs, 2” x 1/2" Cylinder Shape Rolls 100 Grit 10Pcs, 1/4 Arbor Mounting Mandrel 2Pcs. (80# coarse grinding to remove excess material, 100# medium grinding, 120# fine finishing)

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