3/8″ Square Drive Lathe Chuck Key – Hardened & Tempered Machined Steel Chuck Wrench for 3, 4 & 6 Jaw Chucks

3/8″ Square Drive Lathe Chuck Key

This premium-quality lathe chuck key is manufactured from precision-machined steel and designed for reliable operation with a wide range of lathe chucks. Featuring a 3/8″ square drive, measured across flats, it is suitable for many 3-jaw, 4-jaw, and 6-jaw chucks used in engineering workshops, machine shops, and metalworking applications.

Manufactured from high-quality steel and hardened and tempered for maximum durability, this chuck key delivers long service life and dependable performance. The black finish provides corrosion resistance and a professional workshop appearance.

Whether replacing a lost key or keeping a spare in the workshop, this chuck key is an essential accessory for machinists, engineers, and hobby users.

Features

• 3/8″ square drive size (measured across flats)
• Suitable for 3-jaw, 4-jaw, and 6-jaw lathe chucks
• Compatible with most chuck makes and models
• Precision-machined steel construction
• Hardened and tempered for durability
• Black protective finish
• Strong and reliable design
• Ideal replacement or spare chuck key
• Suitable for professional and hobby workshops

Specifications

Applications

Perfect for tightening and loosening chuck jaws on metal lathes, bench lathes, engineering machines, toolroom equipment, and workshop machinery.

Package Includes

• 1 x 3/8″ Square Drive Lathe Chuck Key