Marilee's Numbered Flat Head Quilt Pins 50mm Super Fine 0.45mm Shaft with Numbered (1-20) Heads ~ 130 pins 130 numbered pins are provided in a convenient, compartmentalized, two sided case for easy organization. -Numbered Pins keep the design in order during assembly of rows or columns. Numbered Pins can be customized with a permanent marker to add more numbers or letters if desired. Super Fine .45mm steel shaft. Great for pinning multiple layers for stack-n-whack. A quantity of pins for each number (1-20) is provided for easy organization for any sized project.