1.Stagger Rail Motion Mechanism (one pulse clutCH) easy to Adjust Torque 2.Alternation Switch System. 3.Soft Ergonominc Grip. 4.Low Weight 770g 5.Low Short Overall Length 180mm 6.Low Uibration Level < 25ms 7.Torque Range From 5~95 kgf-cm - Update: 2008-07-01

1.Stagger Rail Motion Mechanism (one pulse clutCH) easy to Adjust Torque. 2.Alternation Switch System. 3.Soft Ergonominc Grip. 4.Low Weight 430g 5.Low Short Overall Length 180mm 6.Low Uibration Level < 1.2ms 7.Torque Range From 5~30kgf-cm - Update: 2008-07-01

1.Stagger Rail Motion Mechanism (one pulse clutcH) easy to Adjust Torque 2.Alternation Switch System. 3.Soft Ergonominc Grip. 4.Low Weight 440g 5.Low Short Overall Length 180 mm 6.Low Uibration Level < 1.2ms 7.Torque Range From 0.5~95 kgf-cm - Update: 2008-07-01

* Comfort: Soft resin ergonomic grip-Advanced A!Ai??CompositeA!A? ergonomic dual color design, best balance and easy to trip. The grip made Thermoplastic Elastomer, the best material so far, with good touch and anti-glossy feature. * Speediness: Op... - Update: 2009-02-26

* Patent motor: Output power: 30% lower than other brand. * Low weight: All new patent mechanical design and grip material 25-44% lighter than other brand. * New Aluminum alloy materials and the special rubber grip, the A-series tools possess bette... - Update: 2008-10-17

* Patent motor: Output power: 30% lower than other brand. * Low weight: All new patent mechanical design and grip material 25-44% lighter than other brand. * New Aluminum alloy materials and the special rubber grip, the A-series tools possess b... - Update: 2009-09-03

* Accuracy: Sumake provide patent clutch with 3% deviation of torque, assure the best quality. * Economic: Wide-ranging torque with many patent and longer life cycle of motor. * Delicacy: Combination of art, ergonomics and mechanical design. * ... - Update: 2006-11-28