This L-shaped hex key set contains the most common Torx? L-Shape Hex Key Set is an excellent choice for your general repairs and maintenance projects around the house or workplace.. These tools are designed to provide torque when turning screws or bolts in tight spaces where other tools cannot reach. Proto's J4961 10 Piece Torx? Proto's J4961 10 Piece Torx? The alloy steel handles provide better grip, especially in wet conditions.