Bit-Check 6 PZ Universal 1, 6 pieces Upright positionable Bit-Checks convince due to their functionality in a minimum of space Tough viscous bits for universal use Tough viscous bits for universal use Bit-Check plastic material ensures robustness and durability 6 50 mm-long Wera Pozidriv* bits tidily arranged in a minimum of space in a practical Bit-Check. The tough viscous bits are suitable for universal use. Torsion design to combat premature wear.