The Milwaukee 48-22-3999 Precision Replacement Line features high-strength braided construction for durability and precise chalk marking. The 0.9mm diameter line is designed for bold, visible lines while the low-spillage design minimizes chalk dust waste.

• 100 ft length
• 0.9mm high-strength braided line
• Low spillage line design reduces chalk waste
• Bold line for improved visibility
• Designed for Milwaukee chalk reels

Tip: Replace your chalk line when it becomes frayed or stretched, as worn lines produce less accurate marks and can break under tension.