The 855/1TZ/1 is a Kraftform Kompakt 20 screwdriver set from Wera. It is a kit that includes one Kraftform handle, 8 slotted, 5 Phillips, and 4 Torx head screwdrivers. The handle is ergonomically designed for fast and effortless screwdriving, and features an anti-roll design. The Kraftform handle is made of hard and durable plastic, and has an easy-turn shape with an integrated rotation cap. The screwdrivers are Chrome-Molybdenum-Vanadium steel, and have a black point tip that helps ensure precision. They also feature an anti-roll design and Wera's Lasertip drive profile to ensure precision and reduce wear.