Difference Between T20 And Tx20 May 2026

In the context of fasteners and hand tools, there is no functional difference between T20 and TX20. Both terms refer to the same 6-point star-shaped drive size, officially known as the Torx system. Core Comparison

(Actual specs vary by manufacturer—use this as a template.) difference between t20 and tx20

The "T" and "TX" designations are simply different naming conventions used by manufacturers and retailers. In the context of fasteners and hand tools,

• T20 – no center hole.
• TX20 – has a center hole (tamper-resistant).
  They are not interchangeable because the TX20 driver has a pin that won’t fit into a regular T20 screw, and a regular T20 driver won’t engage the TX20 screw’s center hole properly.

If you're staring at your toolbox wondering if you need to buy a new bit, 1. Same Size, Different Label T20 – no center hole