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General Sewing Machine.

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Product Description

 MODEL CODE



 

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 DETAILED INFORMATION
 

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 SPECIFICATION 


MODEL ST-640BL ST-640BL-7
Application Heavy Materials Heavy Materials
Stitch Form Lock Stitch 1-Needle Lock Stitch 1-Needle
Neeedle DP x 17 (#14~#25) DP x 17 (#14~#25)
Maximum sewing speed 2,000 spm 2,000 spm
Maximum Stitch length 9.0 mm 9.0 mm
Lift of the Presser Foot Manual 7.0 mm 7.0 mm
Auto - 12.6 mm
Thread Take-up Stroke 67.0 mm 67.0 mm
Needle Bar Stroke 33.8 mm 33.8 mm
Hook Type Rotary Hook Rotary Hook
Direction Vertical Vertical
Lubrication System Automatic-Lubrication Automatic-Lubrication
Auto Trimmer X O
Automatic Backtacking  X O
Automatic Up Foot Lifter X X
Needle Up-Down O (Saving Motor) / X (Clutch Motor) O
Motor Saving Motor / Clutch Motor Direct Motor 
Power Single phase 220V Single phase 220V