Robust bit-check from Wera. Bit-checks provide a quick overview of the available tools. Unused bits can be easily returned to the assortment, preventing loss. Convenient for transport, such as in a shirt pocket. Tough bits for universal use. BiTorsion bits feature a torsion zone that dissipates kinetic energy during peak loads. With a softer BiTorsion zone to prevent the twisting of the bit tip under high stress, significantly increasing product lifespan. Paired with a suitable holder for optimal durability. Equipped with Rapidaptor technology, allowing for bit insertion without activating the sleeve. Bits can be removed by simply pushing forward - enabling lightning-fast bit changes, even with one hand. Designed for bits with a 1/4" external hex drive according to DIN ISO 1173-C 6.3 and E 6.3. Suitable for use in screwdrivers or in the chuck of an electric drill.