Dewalt 90559902-01n Auxiliary Handle Assembly

Product Description

The DEWALT 90559902-01n is a factory replacement auxiliary handle assembly designed for use with compatible DEWALT power tools. The auxiliary handle provides a secondary grip point, improving operator control and stability during demanding drilling, chiseling, or rotary applications. This is an OEM-style service part intended for technicians and repair shops performing handle replacement or tool restoration. It restores the tool to original factory configuration when the primary auxiliary handle has been damaged or lost.

This handle assembly is suited for professional power tool repair scenarios where maintaining proper ergonomics and safe two-hand tool operation is required. It is typically installed during bench-level service on compatible DEWALT rotary or hammer drill platforms. Repair technicians sourcing OEM replacement components will find this part appropriate for restoring full tool functionality to manufacturer specifications.

Key Features

• OEM-specification auxiliary handle assembly for factory-correct fitment
• Restores secondary grip point for improved two-hand control and operator stability
• Designed for bench-level service and tool restoration
• Direct replacement part sourced from DEWALT

Compatibility

Designed as an OEM-style replacement auxiliary handle assembly for compatible DEWALT power tools. Refer to the DEWALT parts lookup tool or service documentation using part number 90559902-01n to confirm fitment for your specific tool model before ordering.

Installation Notes

Installation should be performed by a qualified tool repair technician familiar with DEWALT power tool service procedures. Disconnect and remove the battery pack or unplug the tool from any power source before beginning disassembly. Follow the applicable DEWALT service manual for handle attachment torque and retention hardware procedures. Improper installation of auxiliary handles can affect operator safety during tool use.

Technical Specifications

• Part Type: Auxiliary Handle Assembly
• OEM Part Number: 90559902-01n

Standard Information

• Brand: DEWALT
• Manufacturer Part Number: 90559902-01n