High-quality materials for long-lasting use

The CUSTOR 1/4" bit socket with a flat 4mm head is made from chrome vanadium steel, a material known for its strength and durability. This ensures the bit socket can withstand intensive use and has a long lifespan.

Precise dimensions for optimal performance

With a total length of 37 mm and a width of 12 mm, this bit socket offers the perfect balance between compactness and functionality. The 1/4" (6.3 mm) drive square provides a firm and secure connection with your tool, which is essential for precise work.

Versatile use in various applications

This bit socket is ideal for loosening and tightening screws with a 4 mm flat head. Whether you're working on cars, bicycles, or household appliances, this bit socket is an indispensable tool in your toolbox.

• Suitable for various screwdriving tasks
• Compatible with standard 1/4" tools
• Ideal for both professional and home use

Compact and lightweight design

Weighing only 15 grams, this bit socket is light and easy to handle. Its compact size makes it easy to work in tight spaces without sacrificing power or precision.

Reliable choice for professionals and DIYers

CUSTOR is known for its quality tools that meet the demands of both professionals and hobbyists. This bit socket is no exception and offers the reliability and performance you need for your projects.

Specifications at a glance

• Drive square: 1/4" (6.3 mm)
• Head type: Flat 4 mm
• Length: 37 mm
• Width: 12 mm
• Weight: 15 grams
• Material: Chrome vanadium steel