Genius Tools Star Screwdriver Bit T-40 Size 1/4 Inch Hex Shank 125mm Length Durable Steel Drive – 7640

$9.72
sku
7640
  • Genius Tools 7640 T-40 star bit with 1/4" hex shank for secure fit.
  • 125mm overall length provides added reach while maintaining controlled driving.
  • High Speed Steel construction supports strength, durability, and anti-corrosive performance.
  • Heat-treated design delivers tough exterior with strong inner core for heavy use.
  • Stamped size marking enables quick identification and organized tool storage.

Genius Tools Star Screwdriver Bit T-40 Size 1/4 Inch Hex Shank 125mm Length Durable Steel Drive – 7640 Professional Screwdriver Bit

This T-40 star screwdriver bit is built for consistent fit and controlled driving with a standard 1/4" hex shank. The 125mm overall length helps provide added reach while keeping handling stable for detailed fastening work.

Made from High Speed Steel, the bit is engineered for strength, durability, and anti-corrosive performance. A stamped size marking supports quick identification during tool organization and daily workflow.

Key Benefits

  • T-40 star screwdriver bit with 1/4" hex shank for secure fit.
  • 125mm overall length balances added reach with controlled handling and accuracy.
  • High Speed Steel construction provides high strength and long service life.
  • Anti-corrosive properties help maintain performance in demanding shop conditions.
  • Heat-treated design delivers tough exterior with a strong inner core.
  • Stamped size marking enables fast identification and cleaner tool organization.
  • Meets or exceeds ANSI standards for consistent quality and professional use.

Backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects, this bit is designed for professional technicians who depend on repeatable performance. SKU: 7640. Its durable, heat-treated High Speed Steel build supports heavy use while keeping the T-40 profile ready for reliable driving.

More Information
Brand Genius Tools
Type Screwdriver Bits
WARRANTY icon
WARRANTY

Engineered for performance, backed by confidence.

Genius Tools offers robust warranties tailored to each product line.

Warranty
SUPPORT icon
SUPPORT

Exceptional service is just a message away

Contact the Genius Tools support team via email, form, or phone.

Contact Us
BLOG icon
BLOG

want to get more out of your tools?

Check out the Genius Tools blog for helpful tips, tricks, and how-to-guides.

Blog
CATALOGUE icon
CATALOGUE

From socket sets to specialty tools, our full catalog has what pros need.

- download now

Catalogue