Knowledge Hub

Sewing Machines

Machine types, stitch formation, stitch classes, needles and attachments used on the sewing floor.

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Sewing Machines

Roller Presser Foot — For Leather and Hard-to-Feed Fabric

The roller presser foot uses a rolling wheel to feed difficult materials smoothly.

3 min read · 17 Oct 2026
Sewing Machines

Piping Foot — Making and Attaching Piping

The piping foot holds the cord in a groove so you can sew perfect piping every time.

3 min read · 17 Oct 2026
Sewing Machines

Hemming Foot — Rolled Hem in One Step

The hemming foot rolls and stitches a narrow hem in one pass without pre-ironing.

3 min read · 17 Oct 2026
Sewing Machines

Compensating Presser Foot — Sewing Over Thick Seams

The compensating foot keeps the needle stable when sewing over or beside thick seams.

3 min read · 17 Oct 2026
Sewing Machines

Binder Foot — Attaching Bias Tape Neatly

The binder foot folds and attaches bias tape or binding in one pass with consistent width.

3 min read · 17 Oct 2026
Sewing Machines

Attachments, folders and work aids that raise output

How folders, binders, guides, pullers and jigs cut SAM and defects, how to choose one for an operation, and how IE can track the saving.

2 min read · 07 Oct 2026
Sewing Machines

Sewing needles: parts, sizes, points and how to choose

Needle anatomy, metric and Singer sizes, ball point vs sharp point, matching needle to thread and fabric, and a needle-change routine that protects quality.

3 min read · 07 Oct 2026
Sewing Machines

Stitch classes (ISO 4915) and choosing the right seam

The six stitch classes from 100 to 600, what each is good at, and a simple guide to choosing stitch and seam for strength, stretch and look.

2 min read · 07 Oct 2026
Sewing Machines

How a lockstitch is formed: needle, hook, bobbin and take-up

The four steps of stitch 301, the parts that make it, and why timing, needle and hook gap decide whether you get a good stitch or a skipped one.

3 min read · 07 Oct 2026