Inside tooth groove bearing lock nut set (9pcs) KM0-KM12

Flange Nut Wrench & Socket Set – KM4 to KM12
The kit is a professional-grade 9-piece wrench/socket set designed specifically for installing and removing 4-notch flange nuts found in hubs, gearboxes, differentials, and other drivetrain components. Ideal for mechanics, technicians, and advanced DIYers, this set delivers strength, precision, and reliability in demanding conditions.

Product Features
Compatible with flange nuts KM4–KM12 (4-notch design)
Made from durable alloy tool steel – built to last
Resistant to deformation and cracking under high torque
Fits most popular automotive and industrial machines
Comes in a sturdy, practical storage case for easy organization

Technical Specifications
Type: Collar nut wrenches/sockets
Application: For flange nuts with 4 notches
Material: Hardened tool steel
Set includes: 9 elements (KM4 to KM12 sizes)

Whether you're working on transmissions, differentials, or heavy machinery, this flange nut tool set is a must-have for any serious workshop.