The first step is to remove any dirt, grease, paint, rust, corrosion, or anything on the surface of the part. This can be done with chemical cleaners or abrasive products. A part with a sand cast finish will not reflect light since it has millions of dimples on the surface.
Renegade Products Big Rig & Semi Truck Metal Polishing Complete Kit with Buffing Wheels, Buffing Compound, Safety Flanges, Polishing Accessories and R
Chemical Guys Light Metal Polish 16oz
Getting started with your Dremel rotary tool has become a whole lot easier. The included accessories feature the EZ Lock accessory system making accessory changes 6X faster than using a standard mandrel. Specially curated kit of 8 EZ lock accessories for your sanding and polishing needs.
Dremel - EZ726-01 - EZ Lock Sanding/Polishing Kit 8 PC
Zephyr Super Shine x Polishing Kit
This polishing kit is designed to be used for harder finishes like Chrome, Stainless steel and iron
Performance Tool W50091 Chrome and Stainless Steel Polishing Kit with Multiple Pads, Wheels, and Compounds - Perfect for Hard Finishes
Best Buffing Compound Review (2024 Ratings)
PRYME Aluminum Polishing Wheel Kit (5/8 Center Hole)
Griots Garage G8 Polisher Hydro-Tech Kit
Includes 5 buffs. Includes brown, black and white compound. Includes 5 assorted shaped felt bobs. Includes polishing instructions. Elkay Products has been an importer and distributor of hand tools, drill accessories, hobby tools and polishing accessories since 1952.
ENKAY 142 Aluminum Polishing Kit
The Robtec 15 pc. Aluminum Abrasive Polishing Kit will help you to restore your aluminum parts to a brilliant shine. This abrasive polishing kit is perfect for wheels, engines, and other automobile and motorcycle parts. Remove scratches and create a lustrous, mirror-like sheen with this abrasive polishing kit. with this abrasive polishing kit, your aluminum parts will look like new in no time.
Robtec Aluminum Polishing Kit (15-Piece)
PRYME Aluminum Polishing Wheel Kit (5/8 Center Hole)
Angle grinder vs drill for buffing?! : r/Tools
How To, Felt Polishing Wheel