Kastar 1215 6-Point Axle Nut Socket 4-1/8 Inch SAE

The Kastar 1215 is a professional-grade 6-point axle nut socket designed for use with a torque wrench when servicing truck wheel bearing lock nuts. This heavy-duty socket features a 3/4-inch square drive and is sized to fit 4-1/8 inch SAE hex axle nuts commonly found on medium and heavy-duty trucks.

Key Features:

• 4-1/8 inch SAE hex opening for precise fit on truck axle nuts
• 6-point design provides maximum contact and reduces fastener rounding
• 3/4-inch square drive compatible with torque wrenches
• Includes ID label for easy size identification
• Made in USA by Kastar/Lang Tools, trusted since 1929

This socket is intended for use with torque wrenches and should not be used with pneumatic power tools. The 6-point configuration ensures maximum surface contact with the fastener, reducing the risk of damage during removal and installation of wheel bearing lock nuts. Ideal for professional mechanics and fleet maintenance operations working on commercial trucks and heavy-duty vehicles.