The Irwin TORX insert screwdriver bits are engineered for use in hand-driving applications or with power tools. They are designed for use in an insert holder with C-clip for retaining ring notch. They are compact and versatile with a 1/4 inch hex body and made from high grade S2 steel. The Irwin Screwdriver TORX bits come in a pack of 10 with the following dimensions: T40 x 25mm. https://elecena.pl/product/27222136/irwin-xae-10504357-screwdriver-bits-torx-tx40-x-25mm-pack-10 2024-11-11 https://elecena.pl/product/27222136/irwin-xae-10504357-screwdriver-bits-torx-tx40-x-25mm-pack-10 2025-03-02 https://elecena.pl/product/27222136/irwin-xae-10504357-screwdriver-bits-torx-tx40-x-25mm-pack-10 2025-03-12 https://elecena.pl/product/27222136/irwin-xae-10504357-screwdriver-bits-torx-tx40-x-25mm-pack-10 2025-03-23