特色：
• 0.8 inch in handle diameter • Torque range from 13.2 to 88 ft-lb (1.5~10 Nm) • Three free speeds: 480, 800, 1700 rpm • Twin-lobe face cam clutch • Push-to-start type and a toggle direction switch

优点：
• Immediate stop when the preset torque is met • Designed for high fastening force