Paracord Knotter's Tool Paracord Knotter's Tool Constructed of Billet Aircraft Aluminum w/ Anodized Gunmetal Finish Diameter: 9/16 x Length: 6  & Hollow Core: 3 9/16 x 5/16 Spring Metal Clip w/ Key Ring Attachment Paracord Knotters Tool w/ Stitching Needle Include (3) 3.5 Paracord Stitching needles for Type I (.11), Type II (.15), and Type III (.18) Perfect Tool for Paracord Crafting Projects