Kraftform Compact Micro set for precision applications. For bit holders with a 4mm half-moon drive and bits with a 4mm HIOS drive. Grip/interchangeable blade system for lightning fast blade changes. Kraftform Micro grip with swivel head and quick swivel zone for lightning fast tightening. No time-consuming grip replacement necessary. Impact zone with integrated soft grip surfaces guarantees the transmission of loosening and tightening torques. Precision zone directly over the blade for correct angle of rotation while performing adjustments. With 10 bits for use with hand and power tools. Lightning fast bit attachment: Simply insert the bit in the holder. Automatic locking with a secure fit. To change the bit, simply slide the socket forward and remove the bit. Freely rotating socket that makes it easy to control the tool when screwing.