WD 40 Penetrant Smart Straw - 12oz Penetrants & Lubricants This 21-inch wiper blade features

This 21-inch wiper blade features a winter-optimized design that resists ice buildup and maintains consistent contact with your windshield

making it easy to find the exact size you need for your project

Crafted from durable brass

making it ideal for tough jobs where you need to remove coatings

Its 7-inch diameter and 1/4-inch thickness provide an excellent surface area for efficient material removal

WD 40 Penetrant Smart Straw - 12oz Penetrants & Lubricants This 21-inch wiper blade featuresWD 40 Penetrant with Smart Straw in a 12oz can provides precise, targeted application paired with strong rust penetrating power to quickly loosen stuck and rusted parts. The innovative Smart Straw design allows for easy switching between a broad spray and a focused stream, giving you control to reach tight or hard to access areas with minimal waste. Its advanced formula penetrates deep to break down corrosion and buildup, making repairs and