All accessories are 1-Inch in diameter. * Fully compatible with existing Dremel mandrels EZ402 and 402. * EZ471SA and EZ472SA are great for getting into tight contoured spaces. The 512E is great for removing light paint from wood, and the 423E is perfect for removing tarnish from brass. * Kit Contents (7 pieces total): (2) EZ lock detail abrasive brushes, (3) EZ lock abrasive buffs, (1) EZ lock polishing cloth, (1) polishing compound, (1) storage mini kit.