Coffee Maker Needle Cleaner for Keurig Using a needle cleaner improves coffee machine performance by removing excess coffee grains that accumulate over time. Minimal effort is needed to allow for coffee and tea to be dispensed quickly from coffee machines. Fastest and safest needle cleaner guaranteed to restore proper functioning. Specially sized to use for all Keurig models including: K10, K45, K130, K140, K155, K150, K200, K450, K550.