Wera Kraftform Kompakt Micro 11 Precision Screwdriver Set 05135938001Kraftform Kompakt Micro Set for precision mechanical applications; suitable for the take up of bits with 4 mm halfmoon drive (Wera series 9) and bits with 4 mm HIOS drive (Wera series 21); handle interchangeable blade system for rapid blade change; Kraftform Micro handle with twist cap and free turning zone for rapid twisting, making any time consuming repositioning of the fingers unnecessary; power zone with integrated soft zones for the transfer of