| Click to view Diagram | Stitch Class | Thread Count | Typical Uses |
|---|---|---|---|
| 101 Class | One Threads | Chain Stitch Buttonhole Front View Used for light to medium weight fabrics |
| 101 Class | One Thread | Back view |
| 301 Class | Two Thread | Lock Stitch Buttonhole Front View used for medium weight goods or where higner quality is required |
| 301 Class | Two Thread | Back view |
| 301 Class | Two Thread | Keyhole Buttonhole used for suits and heavy weight goods where higner quality is required |
