Ranked the top ten of the three-pin five-line sewing machine
too large, making the formation of the ring is not stable enough to cause jump You look carefully at the next look
The more fine, if you really is 603 line with a 12 # needle and jump needle, then the needle may be too much model of the reason, sometimes pinholes too large, making the formation of the ring is not stable enough to cause jump
40s / 2 with the 60s / 3 line is actually the same thickness, 402 on behalf of 40 2 twisted and twisted, 603 on behalf of 60 3 shares and twisted from the textile point of view the greater the number of yarn count yarn