Description:There are base bracket and protective shell with it, which can protect your hands from the residues.This cleaning ball can clean soldering head without water, but can remove the residues quickly and effectively.It is made of metal material.The length of it is 7.1cm, the width and the height of it are both 6.7cm.It is suitable for cleaning the soldering head, etc.Item Name: Soldering Iron Tip Cleaning BallMaterial: MetalFeatures: Powerful Cleaning, Durable, Easy UsingSize Details: 7.1cm x 6.7cm/2.8" x 2.64" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Soldering Iron Tip Cleaning Ball