20V Brushless impact Wrench 1/2inch-550 Nm Model : 8655

Combining high-torque efficiency with lightweight, ergonomic handling, the 8655 20V Cordless Brushless Impact Wrench delivers up to 550 N·m of maximum torque through a standard 1/2-inch (12.7mm) square drive. Powered by a long-life waterproof brushless motor and a heavy-duty metal gearbox, it features 3 forward speed settings (280 N·m / 400 N·m / 500 N·m torque stages up to 2800 RPM and 3000 IPM) and automatic stop motion on loosening fasteners. Weighing 2.1 kg, this versatile tool comes complete with two 20V 4.0Ah lithium-ion battery packs, a fast 4.0A charger, and a heavy-duty blow-molded case (BMC) for professional automotive, maintenance, and structural assembly.
  • High-efficiency fast hitting 1/2" impact wrench delivers 550Nm torque for high performance
  • High-power brushless, waterproof motor ensures maximum long life
  • Light-weight ergonomic small body design with considerable power 3-speed for Hi-Mid-Low RPM & IPM fastening control in a wide range of applications
  • Metal gear box enables heavy-duty application and longer life-time High resistance, anti-shock body designed with ergonomic rubber grip
  • Automatic stop motion on loosing fastener Efficient in hard-to-reach and dark places thanks to the best LED work light

Product Details

Features

  • High Torque Output (550 N·m Max Torque)

    Delivers high-efficiency fast hitting with 550 N·m maximum torque, providing strong fastening power across standard bolts (up to M18) and high-tensile bolts (up to M16).

  • 3-Speed Forward & Reverse Electronic Control

    Features 3 customizable forward speed/torque settings (0–1800 / 0–2300 / 0–2800 RPM & 0–1800 / 0–2200 / 0–3000 IPM) for maximum precision, alongside dedicated reverse control.

  • Waterproof Brushless Motor & Metal Gearbox

    High-power brushless motor eliminates carbon brush wear for extended motor longevity, paired with a robust metal gearbox engineered for heavy-duty job site applications.

  • Auto-Stop Motion on Loosening

    Intelligent automatic stop system pauses rotation as soon as a fastener is loosened, preventing dropped nuts, socket detachment, and thread damage.

  • Ergonomic Anti-Shock Body & Rubber Grip

    Built with a high-resistance anti-shock housing and ergonomic rubber grip in a lightweight 2.1 kg frame to reduce operator fatigue during extended use.

  • High-Output LED Worklight & Fast 4.0A Charging

    Integrated bright LED worklight illuminates dark or restricted work areas, backed by a fast 4.0A charger for minimal down time between tasks.

 

Specification

Model 8655
Battery Voltage 20V
Battery Capacity 4.0Ah
Battery Chemistry Lithium
Forward mode 3
Reverse mode 1
Chuck Size 12.7mm(1/2″)
No-Load Speed “0-1800RPM 0-2300RPM 0-2800RPM”
Impact Rate “0-1800BPM 0-2200BPM 0-3000BPM”
Standard Bolt Max M18
High Tensile Bolt Max M16
Torque “280Nm 400Nm 500Nm”
Max Torque 550Nm
Weight 2.1Kg(With 1pc 4.0Ah battery)
Supplied in BMC
Includes 2pcs 4.0Ah battery,1pc 4.0A charger

 

Recommended Applications

  • Automotive Repair & Tire Service: Fast lug nut removal, brake calliper servicing, and suspension maintenance on cars, light trucks, and SUVs.

  • Equipment & Machinery Servicing: Fastening structural components on agricultural machinery, heavy equipment, and industrial plants.

  • Steel Framing & Scaffolding: Driving anchor bolts, scaffolding clamps, and structural timber/steel fasteners.

  • General Construction: Cordless heavy-duty fastening solution for contractors working on site without power cables or air hoses.

 

OEM Service

We provide end-to-end OEM/ODM customized manufacturing solutions for global power tool distributors, hardware brands, and trade importers:

  • Brand & Logo Application: Custom laser engraving, pad printing, or molded badge branding on tool body, battery packs, charger, and BMC case.

  • Custom Plastic Housing Color: Complete custom plastic injection molding matched to your official corporate Pantone colors.

  • Tailored Packaging & Manuals: Personalized blow-molded carrying case artwork, color gift sleeves, outer cartons, and localized instruction manuals.

  • Power & Plug Configurations: Flexible battery pack options and region-specific charger plug standards (EU, US, UK, AU).

  • Global Safety Compliance: Fully certified under CE, GS, RoHS, and EMC safety standards for hassle-free market clearance worldwide.

 

FAQ

Q1: What drive size does the 8655 impact wrench feature?

A: It features a standard 1/2-inch (12.7mm) square drive anvil, compatible with all standard 1/2″ impact sockets.

Q2: What items are included in the standard 8655 kit?

A: The standard kit includes: 1× 8655 Cordless Impact Wrench, 2× 20V 4.0Ah Lithium-ion Battery Packs, 1× Fast 4.0A Charger, and 1× Heavy-Duty BMC Carrying Case.

Q3: What bolt sizes can this wrench handle?

A: It is rated for up to M18 standard bolts and up to M16 high-tensile bolts.

Q4: How does the auto-stop motion feature work?

A: When running in reverse mode to loosen fasteners, the tool automatically halts rotation as soon as it senses the nut or bolt has broken free, preventing dropped hardware or thread damage.

Q5: What is the Minimum Order Quantity (MOQ) for custom OEM orders?

A: MOQ depends on your requested customization level (logo printing, custom body colors, or localized BMC packaging artwork). Contact our sales team for detailed OEM factory quotes.

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