Biothane sewing machine Even the throat latch is heavy harness leather and has a weighty brass buckle. Sign in with Facebook. It was rebuilt, the serial number indicates it was made in 1904, and it's not pretty. If you’re using a heavy-duty machine, it’s likely to handle BioThane well. In weights suitable for the lightest garment leather through to the heaviest stirrup leather. These are some of the most common types of sewing machine needles: a. 90–120 needles. The machine inherits the desirable features, such as high-speed stitching performance 5,000sti/min, extreme stitching performance, ease of operation, and reliability, from the highly SEWPRO PSM-3020CH EXTRA HEAVY DUTY SEWING MACHINE, manufacturing men’s belts, using BIOTHANE material. I will require the machine to sew 1/2 thick of biothene (around 8 stitches per inch). While there’s a third way of joining webbing and attaching hardware, sewing, it’s outside the scope of this guide aimed for beginners. xhnmbgrzfizxixuvpfzxzciyznqkopcrcweneufuqbcqpxzymthlojjucbdqdrjkvuwpt