🧽 Scrub Like a Pro – Elevate Your Cleaning Game! Perfect for cleaning narrow spaces like test tubes, bottles, and laboratory glassware. Engineered for professional laboratories, yet versatile for home use. Stainless steel twisted wire handle resists corrosion and adapts to your needs. Semi-stiff nylon bristles with a fanned end for effective scrubbing. Pack of 12 brushes designed for precision scrubbing. 9.25" length 0.3"-0.5" diameter 12 brushes The EISCO 12PK Nylon Cleaning Brushes are expertly designed for scrubbing narrow glassware and tubes, featuring a durable stainless steel handle and semi-stiff nylon bristles. Each brush measures 9.25" in length, making them ideal for both professional laboratory settings and home use.