Genius Tools Tamperproof Star Bit T-40 Size 1/4 Inch Hex Shank 88mm Length Precision Drive Durable Steel - 7540

$7.25
sku
7540
  • T-40 tamperproof star profile supports secure engagement and reliable torque transfer.
  • 1/4" hex shank fits common bit holders for stable driving.
  • 88mm overall length balances added reach with control in tight spaces.
  • High Speed Steel and heat treatment provide strength, durability, and anti-corrosive performance.
  • Stamped size markings allow quick identification and better tool organization.

Genius Tools Tamperproof Star Bit T-40 Size 1/4 Inch Hex Shank 88mm Length Precision Drive Durable Steel - 7540 Professional Screwdriver Bit

The Genius Tools Tamperproof Star Bit T-40 Size 1/4 Inch Hex Shank 88mm Length Precision Drive Durable Steel - 7540 is a precision screwdriver bit built for consistent fit and dependable torque transfer. Its T-40 tamperproof star profile and 1/4" hex shank make it a straightforward choice for professional bit drivers and compatible holders.

Constructed from High Speed Steel and finished with heat treatment, this bit is designed for strength, durability, and anti-corrosive performance. Clear, stamped size markings support fast identification during tool changes and improve organization in professional kits.

Key Benefits

  • T-40 tamperproof star bit profile supports secure engagement and reliable torque transfer.
  • 1/4" hex shank fits common bit holders for quick swaps and stable driving.
  • 88mm overall length balances reach and control in a compact, manageable format.
  • High Speed Steel construction delivers high strength, durability, and anti-corrosive properties.
  • Heat-treated design creates tough exterior hardness with superior inner core strength.
  • Stamped size marking provides permanent identification for faster selection and organization.
  • Meets or exceeds ANSI standards and includes a limited lifetime warranty.

SKU: 7540. Built for long-term shop use, this professional-grade bit focuses on durability, consistent performance, and easy identification. The combination of High Speed Steel, heat treatment, and an 88mm length helps maintain control while delivering the strength needed for repeated driving tasks in demanding environments.

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