The Wera 05073598001 Torx® 9 Piece Wrenches Set is a set of 9 wrenches made of hardened and tempered stainless steel, designed for use with Torx screws and bolts. Each wrench has a five-pointed star head with a matt finish for better grip. The set includes 867/1 T9, 867/1 T10, 867/1 T15, 867/1 T20, 867/1 T25, 867/1 T27, 867/1 T30, 867/1 T40, and 867/1 T45 wrenches. It also includes a Ratchet Extension Bar, which enables users to hold the wrenches firmly in place and provide greater leverage. All of the wrenches included in the set are certified and tested according to DIN EN/ISO 6789 for industrial quality.