Simplifies your work: Suitable for all applications thanks to the magnet-free locking mechanism. Increases your efficiency: No wobbling and extremely secure grip due to play-free guidance. Application: When the bit needs to be held securely and without play. Optimized for the use of long bits and drill bits. Ideal for TORX® bits. Special product advantages: The special holding mechanism allows this bit holder to accommodate all types of bits and drill bits with a 6.3 mm (1/4") hex drive. Additional technical specifications: Weight: 47 g, internal hex 1 (inch): 1/4.