A side-angle profile shot of the standalone Bosch GEX12V-77N 12V Max Cordless 3-Inch Random Orbital Sander isolated against a white background. This compact handheld auto detailing buffer features an ergonomic blue and black rubberized barrel grip handle, a red variable-speed trigger switch, an internal brushless motor indicator, and a bottom backing plate configured for small spot paint repair.
A side-view profile catalog shot of the Bosch GEX12V-77N cordless handheld car scratch sander. Pictured from the side against a white backdrop, the tool showcases its compact housing layout, five-stage battery status LED panel on the upper motor casing, soft rubber overmold grip textures, and a distinct red trigger mechanism for precision speed control.
Bosch GEX12V-77N product feature layout diagram engineered for search engine algorithms. Set against a solid dark blue background, pointer line indicators highlight specific tool advantages, labeling the 5-speed control dial, trigger lock-on switch, low-vibration ergonomics, and compact lightweight design on this 12V 3-inch 2.5 mm orbital sander.
A close-up action view of a detailing professional's hand guiding the Bosch GEX12V-77N cordless handheld sander across the black paint surface of a vehicle panel. The tool is equipped with a black hook and loop backing pad interface, set above a bold blue graphic text banner reading 5-speed control for versatile sanding.
An automotive detailer wearing clear protective glasses utilizing the Bosch GEX12V-77N brushless random orbital sander to refine minor imperfections on a black car door panel. This profile view illustrates the compact tool layout and stable control, enhanced by a lower text box stating Ergonomic design for superior control and comfort.
A close-up application shot showing a detail craftsman finishing a premium mirror-like black vehicle surface using the Bosch GEX12V-77N cordless paint scratch sander. The image captures the dynamic finishing motion on the bodywork inside an automotive workshop, accompanied by lower text reading Flawless, swirl-free fine finishing.
Official product warranty details graphic layout for the Bosch 12V Max Bare Tool platform on a deep blue background card. The high-conversion marketing text outlines an updated 3 year tool replacement limited warranty structure with online web registration links and phone support parameters for updated trade protection.
An automotive body technician wearing gray and black protective work gloves using the Bosch GEX12V-77N 12V Max random orbital sander to complete wet or dry finishing on a dark car hood. The tool's compact size allows for focused surface leveling on localized spot paint repairs.
A comprehensive workshop view of a refinishing specialist bent over a gloss black car surface, carefully operating the compact Bosch GEX12V-77N handheld brushless sander. The backdrop highlights a bright, professional auto detailing garage with panoramic windows illuminating the workpiece.
A close-up view of a technician's hand holding the Bosch GEX12V-77N 12V Max random orbital sander from the side, with the thumb resting on the integrated top-mounted 5-speed digital user interface. The battery status indicator lights glow green, showing immediate operational readiness for professional car paint repair.
An open Bosch L-Boxx system hard carrying case lined with a custom-cut dark foam insert organizer tray. Nestled securely inside the protective foam compartments are the Bosch 12V random orbital sander bare tool, a compact matching 12V handheld polisher, two attached rechargeable lithium-ion battery packs, and a standalone 12V max power cell ready for mobile auto detailing tasks.
An automotive paint reconditioning specialist wearing clear safety glasses and black protective gloves operating the compact Bosch 12V random orbital sander bare tool. Pictured inside a clean commercial factory floor or bodyshop, the technician holds the sander vertically with one hand to sand and blend clear coat paint imperfections on a silver car door panel.
A side-angle profile shot of the standalone Bosch GEX12V-77N 12V Max Cordless 3-Inch Random Orbital Sander isolated against a white background. This compact handheld auto detailing buffer features an ergonomic blue and black rubberized barrel grip handle, a red variable-speed trigger switch, an internal brushless motor indicator, and a bottom backing plate configured for small spot paint repair.
A side-view profile catalog shot of the Bosch GEX12V-77N cordless handheld car scratch sander. Pictured from the side against a white backdrop, the tool showcases its compact housing layout, five-stage battery status LED panel on the upper motor casing, soft rubber overmold grip textures, and a distinct red trigger mechanism for precision speed control.
Bosch GEX12V-77N product feature layout diagram engineered for search engine algorithms. Set against a solid dark blue background, pointer line indicators highlight specific tool advantages, labeling the 5-speed control dial, trigger lock-on switch, low-vibration ergonomics, and compact lightweight design on this 12V 3-inch 2.5 mm orbital sander.
A close-up action view of a detailing professional's hand guiding the Bosch GEX12V-77N cordless handheld sander across the black paint surface of a vehicle panel. The tool is equipped with a black hook and loop backing pad interface, set above a bold blue graphic text banner reading 5-speed control for versatile sanding.
An automotive detailer wearing clear protective glasses utilizing the Bosch GEX12V-77N brushless random orbital sander to refine minor imperfections on a black car door panel. This profile view illustrates the compact tool layout and stable control, enhanced by a lower text box stating Ergonomic design for superior control and comfort.
A close-up application shot showing a detail craftsman finishing a premium mirror-like black vehicle surface using the Bosch GEX12V-77N cordless paint scratch sander. The image captures the dynamic finishing motion on the bodywork inside an automotive workshop, accompanied by lower text reading Flawless, swirl-free fine finishing.
Official product warranty details graphic layout for the Bosch 12V Max Bare Tool platform on a deep blue background card. The high-conversion marketing text outlines an updated 3 year tool replacement limited warranty structure with online web registration links and phone support parameters for updated trade protection.
An automotive body technician wearing gray and black protective work gloves using the Bosch GEX12V-77N 12V Max random orbital sander to complete wet or dry finishing on a dark car hood. The tool's compact size allows for focused surface leveling on localized spot paint repairs.
A comprehensive workshop view of a refinishing specialist bent over a gloss black car surface, carefully operating the compact Bosch GEX12V-77N handheld brushless sander. The backdrop highlights a bright, professional auto detailing garage with panoramic windows illuminating the workpiece.
A close-up view of a technician's hand holding the Bosch GEX12V-77N 12V Max random orbital sander from the side, with the thumb resting on the integrated top-mounted 5-speed digital user interface. The battery status indicator lights glow green, showing immediate operational readiness for professional car paint repair.
An open Bosch L-Boxx system hard carrying case lined with a custom-cut dark foam insert organizer tray. Nestled securely inside the protective foam compartments are the Bosch 12V random orbital sander bare tool, a compact matching 12V handheld polisher, two attached rechargeable lithium-ion battery packs, and a standalone 12V max power cell ready for mobile auto detailing tasks.
An automotive paint reconditioning specialist wearing clear safety glasses and black protective gloves operating the compact Bosch 12V random orbital sander bare tool. Pictured inside a clean commercial factory floor or bodyshop, the technician holds the sander vertically with one hand to sand and blend clear coat paint imperfections on a silver car door panel.
BOSCH

Bosch GEX12V-77N 12V Max 3 Inch Cordless Random Orbital Sander Brushless Handheld Auto Detailing Car Paint Wet Dry Finishing Buffer Bare Tool

Only 2 left
SKU: GEX12V-77N
$349.00 USD

Description

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Achieve Swirl-Free Autobody Perfection with the Bosch GEX12V-77N 12V Palm Sander

The Bosch GEX12V-77N 12V Max Cordless 3-Inch Random Orbital Sander is a high-performance, ultra-portable surface refinement solution purpose-built for automotive detailers, mobile collision repair specialists, and commercial paint reconditioning crews. Driven by a high-efficiency brushless motor that maintains a powerful, consistent 8,000 RPM under load, this compact palm sander delivers an aggressive material removal rate while optimizing battery runtime. It is the ultimate precision instrument for executing flawless wet or dry autobody sanding, blending clear coats, repairing paint feathering, and prepping localized body fillers inside cramped panels or contoured profiles where full-sized sanders cannot access.

Engineered for surgical structural command and minimized user fatigue, this featherweight detailing tool weighs a mere 1.3 pounds and features an ultra-slim ergonomic barrel grip layout suited for seamless one-handed guidance. Its professional-grade 3/32-inch orbital stroke mechanism oscillates dynamically to prevent deep scoring, ensuring an ultra-fine, mirror-smooth finish every time. An intuitive smart user interface integrated into the handle grants immediate access to multiple speed settings, real-time battery status monitoring, and auto shut-off timers tailored for custom manufacturing product lines. Completed by a non-marring rear rubber resting pad that stabilizes the tool between active uses, this bare tool brings cordless finishing versatility straight to your workstation.

**Battery and charger sold separately.

Key Features

  • High-Efficiency Brushless Motor: Advanced brushless core delivers a powerful 8,000 RPM for high material removal rates and extended runtime on wet or dry projects.
  • Flawless 3/32-Inch Orbital Stroke: Engineered with a tight 3/32-inch random orbit pattern to guarantee a fine, swirl-free finish on delicate clear coats and composite panels.
  • Smart Control User Interface: Digital handle console allows on-the-fly adjustment of electronic speed levels, battery monitoring, and assembly-line automatic shut-off timing.
  • Featherable Variable-Speed Trigger: Responsive finger trigger grants user absolute control to transition smoothly from aggressive removal to delicate final scuffing.
  • Continuous Run Lock-On Button: Features an integrated trigger locking mechanism that significantly reduces thumb strain and operational fatigue during prolonged sanding sessions.
  • Protective Rear Rubber Resting Pad: Built-in rubber stabilizer blocks the sander from rolling over or collecting dirt when set down horizontally on the shop floor.
  • Universal 12V Platform Sharing: Seamlessly shares system power parameters across the complete line of Bosch 12V Max Lithium-Ion cordless batteries.

What's Included

  • (1) GEX12V-77 12V Max Compact 3-Inch Brushless Random Orbital Sander
  • (1) Heavy-Duty Hook-and-Loop Backing Pad
  • (1) Pad Change Spindle Wrench

Specifications

Specification Parameter Value / Details
Brand Manufacturer Bosch
Model Number / OEM GEX12V-77N
Voltage Platform 12 V Max
Motor Technology Type High-Efficiency Brushless
Sanding Pad Diameter 3.0 in.
Orbit Diameter Stroke (Imperial) 3/32 in.
Maximum Rotation Speed 8,000 RPM
Electronic Speed Control Yes (Multi-Stage User Interface + Variable Trigger)
Sander Action Style Random Orbital (Dual Action)
Bare Tool Net Weight 1.3 lbs.
Handle Grip Style Straight Barrel Palm Grip with Rubber Overmold
Number of Batteries Included 0 (Bare Tool Configuration)
Global UPC Barcode 000346829297
Manufacturer Warranty Period 3 Years Limited Cordless Tool Warranty


Pro-Tip: When executing wet color sanding on fresh clear coats with the GEX12V-77N, let the weight of the tool do the work—never push down hard. Because it features a 3/32-inch micro-orbit, applying extra downward hand pressure won't sand any faster; it will only bog down the dual-action rotation, causing the backing pad to trace a pig-tail scratch pattern into the paint instead of giving you a flat, premium gloss texture!