Blade edge: T1; Shaft length: 1.6 inches (40 mm); Total length: 5.4 inches (137 mm); Weight: 0.4 oz (10.8 g) Multi-component Kraft form micro handle for fast and ergonomic screw driving Anti roll feature and swivel cap for rapid twisting Anti-roll feature and swivel cap for rapid twisting Multi-component Kraft form Micro handle for fast and ergonomic screw driving The precision zone directly above the blade provides a better feel for the rotation angle during fine adjustment work, Weight: 0.0216934865808 pounds, Manufacturer: WERA