The Makita DFS251 is a cordless screwdriver powered by 18V Li-ion battery and has been developed based on the current model DFS452. Featuring a brushless motor and aluminium gear housing for a lightweight tool. No Load Speed: 0 – 2,500 rpm. Capacity Drywall Screw: 5mm. Capacity Self-Drilling Screw: 6mm. Hex Socket Screw: 6mm. 1 x Magnetic socket bit, 1 x Belt clip.