GK81300 Two needle four thread jumbo bag sewing machine

1.Max. sewing thickness: 22mm,Overedging width:15mm
2.Needle gauge:5mm Overall Seam width:20mm
3.Needle :UY9853G 430  #33,number of needle: two
4.Stitch type:401.502
5.Feeding structure:up and bootom
6.Max.sewing speed:1400RPM
7.Stitch length:6-13mm (standard:10mm)
8.Manual lubrication system and sight feed oiler.