Kobalt 20ft Spool 0.065in Trimmer Line — 3-Pack for KST 120X & 40V Max Dual-Line Trimmers

Premium replacement trimmer line for Kobalt tools

Keep your Kobalt KST 120X and 40V Max dual-line trimmers ready for seasonal maintenance with this 3-pack of replacement spools. Each spool holds 20 feet of 0.065 inch line, a versatile diameter that supports clean edging, precise mulching, and steady grass trimming. The dual-line design helps feed line smoothly as you move along fences, sidewalks, and flower beds, reducing interruptions and downtime.

What you get

• Three replacement spools
• Each spool contains 20 feet of line
• 0.065 inch line diameter for versatile trimming
• Dual-line design for efficient feeding and balanced wear

Why this matters

Having spare spools on hand means faster changes when you need them, so your trimming tasks stay on track. The 0.065 inch line offers a good balance of rigidity and flexibility, enabling smooth passes through varying turf textures and around edging features.

Real world use cases

• Edging along sidewalks and driveways with controlled, neat lines
• Trimming around fences, posts, and garden beds for a polished look
• Seasonal maintenance as a quick replacement option to maintain mowing efficiency

Tips for best results

• Install carefully and thread the line to prevent snags
• Replace worn spools promptly to maintain performance
• Keep the trimmer at the correct RPM for consistent line feed
• Store spools in a dry place to prevent line degradation