Olfa Rotary Blade 45mm 5pk Thread which causes the up-and-down motion

which causes the up-and-down motion of the needle to catch a bit of fabric each time and slip it under the needle

the attachment allows you to work with tape 13

Sew Together Bag

Group: Quilting Supplies Scissors

There’s also the option of sewing without pleating

Olfa Rotary Blade 45mm 5pk Thread which causes the up-and-down motionCircular rotary replacement blade for Olfa's 45mm rotary cutters. Used for quilting, sewing and general crafts. This blade is made of high quality tungsten carbide tool steel for for unparalleled sharpness and superior edge retention. Cuts up to 6 layers of fabric. For Original 45mm Rotary Cutter RTY2G and Deluxe 45mm Rotary Cutter RTY2DX. 5 blades per pack.