The FLEX FX2131A-1C 6-1/2" In-Line Circular Saw Kit offers pro-grade power, balance, and precision in a compact, in-line design. Built for professionals and serious DIYers, it delivers clean cuts with superior visibility and runtime.

Key Features & Design

• World's first in-line circular saw—provides superior balance, clear visibility on each side of the blade, and precise control for accurate cuts.
• Includes a 6-1/2" (165 mm) blade and a 6-1/2" 24T FLEX Blade for clean, fast cuts.
• LED light illuminates the workpiece for superior precision in dim conditions.
• The FLEX Advantage: 20% more power with 24V lithium, 25% longer runtime with THERMA-TECH heat management, up to 50% faster charging.
• SENSOR-FREE Brushless Motor—engineered to deliver more power by moving sensors away from the motor for efficiency and durability.
• Bevel Capacity 0-47°; Arbor 5/8" (16 mm).
• Cut Capacity at 90°: 2-9/16" (65 mm); at 45°: 1-9/16" (40 mm).
• Max Cutting Power—rips through 3x lumber in one pass (2-9/16" depth of cut).
• Exceptional runtime—up to 430 cuts in 2x4 lumber with a 5.0Ah battery.
• Weight (without battery): 7.1 lbs (3.2 kg) for balanced handling.
• What’s in the kit—6-1/2" In-Line Circular Saw, 5.0Ah Lithium-Ion Battery, 160W Fast Charger, 6-1/2" 24T FLEX Blade, Hook Cover, Blade Wrench, FLEX Bag.
• Warranty—End-to-End 5-Year Warranty. Register your new FLEX 24V tools, batteries, and chargers for full coverage.
• Compatibility—Cross-compatible with all FLEX 24V batteries, chargers, and tools.

With a design that prioritizes balance and visibility, this in-line saw helps you stay in the groove—no wobble, no guesswork, just precision. If you want a tool that respects your workflow and your workload, the FLEX FX2131A-1C is ready to roll.