Studio macro shot of FN9 yellow cutting line with flattened oval profile

Ovalized 'Blade' Geometry

New Geometry

Engineered for maximum penetration. The unique advanced braid naturally settles into a flattened, oval profile, acting like a blade edge to slice through hardened urethane with surgical efficiency.

Split screen comparison: P10 468LB vs FN9 515LB tensile strength

515 Lbs: Our Highest Ratio

Maximum Strength

We packed 515 Lbs of breaking strength into a 1.05mm diameter. The highest tensile-to-diameter ratio in the WRD catalog — outperforms the heavy-duty P10 (468 Lb) while staying thin enough to slip behind tight dashboards.

Microscopic zoom of yellow FN9 fiber interlocking weave texture

Precision Braid

High-Tech Weave

Constructed with a high-density specialized braid. This tighter weave creates a smoother surface finish, allowing the line to glide through adhesive with significantly reduced drag.

Macro view of FN9 cutting line gliding through a translucent surface, showing its semi-flat profile and low-friction protective coating

The New Commercial Standard

Professional Choice

Engineered for controlled glide, low friction, and blade-like precision. FN9 is optimized for WRD Removal Systems and built to perform when conditions are toughest and tolerances are tight.

Technical Specifications

Tensile Strength 515 Lb (234 kg)
Diameter 1.05mm
Braid Construction Semi-flat, high-density carrier braid
Coating Heavy-duty abrasion-resistant polymer
Reusability Up to 12 cuts per length
Spool Length 315 ft (96m) continuous
Marked Lengths None — use exactly what you need

Compatible WRD Removal Systems

Spider 3 / 3M
Spider 4 / 4M
Orange Bat / Orange Bat QC
Bison

Pro Tips from the Field

  • If the line catches on a hidden clip or alignment pin, back off drill torque completely and use pick tools to work past the snag manually.
  • Always feed through the Cutting Line Dispenser 2.0 (WRD-LD2) to introduce controlled friction and prevent source spool tangling.
  • Use only synthetic polymer lines. Steel wire will score spools and void tool warranties.

How FN9 Stacks Up

Cut Pro Performance Line Selection

FN9 cutting line spool FN9 P10 cutting line spool P10 P8 cutting line spool P8
Strength 515 lb 468 lb 410 lb
Diameter 1.05mm 1.20mm 1.00mm
Braid Semi-flat carrier Solid braid Solid braid
Reusability Up to 12 cuts Up to 12 cuts Up to 10 cuts
Best For Toughest aged adhesives, hardened urethane Commercial trucks & buses, thickest beads Everyday sedans & light trucks (workhorse)
Price per Meter $0.43/m $0.44/m $0.50/m

Experience the Difference

Upgrade your toolkit with FN9 today.

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