Park Tool Precision Torx Compatible Driver Doing you own maintenance such as working on your hydraulic brakes requires specific tools for the job. The Park Tool Precision Torx Compatible Driver is available in either a T8 Torx or a T10Torx wrench and is the perfect tool for the job when installing or removing delicate hydraulic brake fittings. The handle is made from a CNC-machined hard-anodized 6061 aluminum and the wrench itself is short in size (3. 75") to fit perfectly into your hand for precision handling. Features Available in T8 or T10 wrench configurations CNC-machined hard-anodized 6061 aluminum handle Total length: 3. 75" (95 mm)Shaft length: 1. 7" (43 mm) Weight: 63 grams Part number: DTD-8, DTD-10 | Park Tool | Precision Torx Compatible Driver T8 Torx-Compatible Wrench