A Core deposit is a form of deposit you pay until returning your old part. If you don't have the core at the time of purchase, you must pay the core charge. That charge is refunded to you when you return the core.
Unique bristle pattern reaches tight areas such as grooves and along 90 degree angles. Cleans without removing base material. Use with 3M(TM) Mandrel 15012. Removes gasket material from recessed areas and O-ring residue.