Automotive RepairRepair and Maintenance Decisions3MediumMechanic$ implied

Cannot remove knuckle from lower ball joint due to rust or corrosion, requiring extreme heat methods.

Existing method (torch) risks damaging components, requires skill, and is time-consuming; no purpose-built tool that safely and quickly separates rusted ball joints.

Opp. Score

Severity

3Medium

Willingness to Pay

implied

Added

May 21, 2026

Workarounds Described

uses oxy acetylene torch to heat joint

App Concept

JointBuster Pro

A hydraulic press tool with integrated induction heater designed specifically for separating rusted ball joints and knuckles. It applies controlled force while heating only the targeted area, reducing damage risk. Safer and faster than a torch.

Key Features

Induction heating coil for localized heat
Hydraulic ram with adjustable pressure
Interchangeable adapters for various ball joint sizes
Safety lock to prevent accidental release

Target Users: Professional auto mechanics at independent repair shops or dealerships

Revenue Model: $499 one-time purchase with optional $99 adapter kit

Existing Solutions Mentioned

oxy acetylene torch

Part of App Idea

LugWrench Rescue

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