Electric screwdriver compatible with screw counters. Brushless motor offers high performance and low maintenance, eliminates carbon dust for cleaner operation. Economic design using proven features of the HIOS BL and CL Series tools. High performance, quality, and durability plus better maintenance efficiency. The screwdriver body uses an antistatic body case to prevent the generation of static electricity, suitable for the assembly of precision equipment and electronic parts. Ergonomic construction, small and light weight. High speed rotation shortens the fastening time and improves work efficiency. Image may vary slightly from actual product. Power Supply Configurations. Power Supply with Screw Counter, Model BLOP-STC3 OR. Separate Screw Counter BLOP-SC1 AND Power Supply (T-70BL) OR. Separate Screw Counter BLOP-SC3 AND Power Supply (T-70BL).