The Chicago Electric Polishing & Buffing Kit is designed specifically for metals, featuring a 1/4" arbor for easy attachment to power tools. This kit includes 4-inch diameter buffs in a durable metal material, suitable for polishing tasks. With a length and width of 14 inches, this kit offers everything needed for professional-quality polishing and buffing of various metal surfaces. Plus, with free shipping included, it's a convenient and cost-effective choice for any DIY enthusiast or professional metalworker.