Delvo responds to the needs of cell production systems with space-saving screwdrivers. The controller is designed to be lightweight and space-saving size. Clear disengagement of clutch (shock-less mechanism unavailable). Improved start lever. Precision holder reduces bit movement during use. Complied with EN1000015-1. Grounded bit system standard (within a built-in 1 Mega ohm resistor)(DLC0350LU).