HK 737D/747D/757D
Direct Drive Super High Speed Overlock Sewing Machine Series
HK 737D, 1 needle, 3 thread
HK 757D, 2 needle, 5 thread
Built-in direct-driven energy-saving motor is adopted. It realizes accurate fast start-up and stop. What s more, it saves about 60% of energy than ordinary machines. The machine has needle loading and stopping function