Reciprocating Saw, Brushless, Cordless, M18

Milwaukee 2821-20 M18 FUEL™ SAWZALL® Reciprocating Saw – Bare Tool

The Milwaukee 2821-20 is a cordless reciprocating saw built for high-demand cutting in metal, wood, demolition, and rough-in applications. Powered by the M18™ REDLITHIUM™ battery system, this tool delivers consistent performance with reduced vibration and enhanced control in aggressive cutting tasks.

Tool Overview

Featuring a POWERSTATE™ brushless motor and 1-1/4" stroke length, the M18 FUEL™ SAWZALL® provides up to 3,000 strokes per minute. The integrated REDLINK™ PLUS intelligence optimizes output while preventing damage due to overload or overheating. A reinforced clutch mechanism and metal-reinforced battery connection extend tool life under job site conditions.

Key Features

• Brushless Motor Output: Capable of delivering up to 3,000 SPM for fast cut rates in dense material.
• 1-1/4" Stroke Length: Removes more material per stroke, increasing cutting efficiency in demolition and framing.
• REDLINK™ PLUS Electronics: Monitors motor and battery performance to maintain safe, optimal operation.
• Adjustable Shoe: Tool-free shoe adjustment extends blade life and allows for depth control.
• Blade Clamp: Lever-action QUIK-LOK™ system for fast, tool-free blade changes.
• LED Work Light: Integrated illumination improves visibility in low-light environments.
• Onboard Rafter Hook: Provides temporary storage between cuts in overhead or confined workspaces.

Technical Specifications

• Model: 2821-20 (Tool Only)
• Motor Type: POWERSTATE™ Brushless
• Stroke Length: 1-1/4 inch
• Stroke Rate: 0–3,000 strokes per minute (SPM)
• Battery System: M18™ (compatible with REDLITHIUM™ XC and CP series)
• Weight: Approx. 7.2 lbs (without battery)

Operational Guidance

For optimal results, use with carbide-tipped or bi-metal reciprocating saw blades suited to the material being cut. Blade installation and shoe adjustment are both tool-free for efficiency in the field. Always inspect the battery interface and blade clamp before operation to confirm secure engagement.