DISCUSSION

FLEX 3 Inch Mini Grinder/Cut Off Tool Stacked Lithium Kit FX3111A-1K Discussion

Michael Smith · 2026-11-08T18:34:59.000Z

Discuss the FLEX 3 Inch Mini Grinder/Cut Off Tool Stacked Lithium Kit FX3111A-1K with the pros at the Tool Crib of the North. Share your thoughts about our Right Angle Grinders today.

FLEX Product Discussion

FLEX 3 Inch Mini Grinder/Cut Off Tool Stacked Lithium Kit

FLEX 3 Inch Mini Grinder/Cut Off Tool Stacked Lithium Kit, large image number 2

FLEX 3 Inch Mini Grinder/Cut Off Tool Stacked Lithium Kit, large image number 3

FLEX 3 Inch Mini Grinder/Cut Off Tool Stacked Lithium Kit, large image number 4

FLEX 3 Inch Mini Grinder/Cut Off Tool Stacked Lithium Kit, large image number 5

FLEX 3 Inch Mini Grinder/Cut Off Tool Stacked Lithium Kit, large image number 6

FLEX 3 Inch Mini Grinder/Cut Off Tool Stacked Lithium Kit, large image number 7

+ 3 more

FLEX Brand Page

SKU# FX3111A-1K

Acme Tools Guarantee

Qty

(Max. order of 1,000)

Secure Checkout

About this product

FLEX 3 Inch Mini Grinder/Cut Off Tool Stacked Lithium Kit

Unleash up to 20,000 RPM of unrelenting power for metal cutting and surfacing applications with the FLEX 24V 3” Mini Grinder/Cut Off Tool. The cordless grinder features a rotatable head for optimal grinding ergonomics and both right- and left-handed cutting so you can easily access tight spaces and hard-to-reach angles. The mini grinder has a reversible blade rotation for precise cutting direction control and material removal. Its variable speed with touch control adjusts to the application whether you’re using it as a grinder or cut off saw and its electronic brake maximizes productivity. This cordless mini grinder dominates with the FLEX Stacked Lithium Advantage: unmatched battery power, runtime, and fast charging speed. The kit includes the 3-inch cordless cut off tool, 2.0Ah Stacked Lithium battery, 160W Fast Charger, 3-inch cut off disc, 3-inch grinding disc, 3-inch multi-material cut off wheel, 3-inch diamond tile wheel, clip-on cutting guard, dust extraction hose connector, Allen wrench, belt clip, and FLEX bag.

California Proposition 65 Warning.

Features

THE FLEX STACKED LITHIUM ADVANTAGE – 200% more power with 24V lithium, 300% longer battery life with THERMA-TECH™+ heat management, 100% faster charging; 100% cross-compatible with all FLEX 24V tools and chargers

UNRELENTING POWER – Unleash up to 20,000 RPM for cutting and surfacing applications; ideal for pipe, rebar, threaded rod, sheet stock, and more

ROTATABLE HEAD – For optimal grinding ergonomics and both right- and left-handed cutting

REVERSIBLE BLADE ROTATION – For precise cutting direction control and material removal

VARIABLE SPEED WITH TOUCH CONTROL – Adjusts to the application

ELECTRONIC BRAKE – For maximum productivity

CUT OFF TOOL KIT INCLUDES – 2.0Ah Stacked Lithium battery, 160W Fast Charger, cut off disc, grinding disc, multi-material cut off wheel, diamond tile wheel, clip-on cutting guard, dust extraction hose connector, Allen wrench, belt clip, and FLEX bag

FLEX 24V CROSS-COMPATIBILITY – Compatible with all FLEX 24V batteries, chargers, and tools

FLEX 5-YEAR LIMITED WARRANTY – Register your new FLEX tool, battery, or charger within 30 days of purchase to receive a 5-year limited warranty; 3-year limited warranty without registration

Specifications

Brand Name

FLEX

Assembled Weight (lbs)

6.614

Country of Origin

China

MFG Part # (OEM)

FX3111A-1K

Package Contents

(1) 3" Mini Grinder/Cut Off Tool [FX3111A-Z];(1) 2.0Ah Stacked-Lithium Battery [FX0311-1];(1) 160W Fast Charger [FX0411-Z];(1) 3" Cut-Off Wheel;(1) 3" 4mm Grinding Wheel;(1) 3" Multi-Material Carbide Abrasive Cut-Off Wheel;(1) 3" Diamond Tile Cutting Wheel;(1) Clip-On Cutting Guard;(1) Dust Extraction Hose Connector;(1) Allen Wrench;(1) Belt Clip;(1) Soft Bag;