Waxed Tackle Yarn Whipping Twine with Needle – Dark Navy Blue – 0.8mm x 80M. Whipping Twine with High Wax Content with a Sailmaker Needle. Keep line from unwinding.. 295 feet of #4 medium-weight (.8mm) Dacron twine for whipping and seizing line of all types. Both include .8mm sailmaker’ s needle. Available as twisted twine, it is braided and will not open because of the flat, strong seem.. Features Very strong Dacron twine for whipping and seizing line of all types. 295 feet of #4 medium-weight (.8mm) Dacron twine. Includes sailmaker’ s needle. Navy. Twine with high wax content. Braided and will not open .