COMP Cams POW351910 Cross Buffs 1.5" Medium Aluminum Oxide Porting & Polishing Buffs 10-Pack

The COMP Cams POW351910 Cross Buffs are professional-grade, medium-grit abrasive buffs designed for precision engine porting, polishing, and deburring work. Measuring 1.5 inches in diameter and packaged in a convenient 10-pack, these cross buffs are an essential tool for any engine builder or performance enthusiast looking to achieve clean, consistent results in tight spaces.

Constructed with an aluminum oxide abrasive in a cross or staggered pattern, these buffs deliver efficient material removal while maintaining control. The medium-grit rating makes them ideal when a smooth scratch pattern is desired, providing a balance between aggressive cutting and fine finishing.

Key Features:

• 1.5" diameter medium-grit cross buff — ideal for larger ports and bores
• Aluminum oxide abrasive construction for sharp, consistent cutting action
• Cross or staggered pattern design for efficient and thorough surface coverage
• Conformable design reaches inside diameters, irregular surfaces, and hard-to-access areas
• Compatible with the COMP Cams / Powerhouse Cross Buff Mandrel (POW351920), which accepts 3/4", 1", and 1.5" buffs
• Pack of 10 buffs for extended use

Ideal Applications:

• Finish polishing intake and exhaust ports
• Cleaning and polishing carburetor venturis
• Polishing the inside of lifter bores
• Deburring and finishing valve bodies and brake cylinders
• General engine component deburring and surface preparation

Designed for use with the Powerhouse POW351920 Cross Buff Mandrel (sold separately), these cross buffs are a trusted choice for professional engine builders and performance shops. Part of a complete line that includes fine and very fine grit options, allowing users to progress through finishing stages for an optimal result.