10lb 50 yard reel . It has an unbelievably high tensile strength and has been recommended in numerous how-to articles on beadworking., The 4 & 6 lb. 10lb 50 yard reel .008 Fireline (c) is a pre-waxed, braided cord consisting of gel-spun polyethylene which is known as the strongest fiber, per diameter, ever created Berkley Fire Ice Line 10lb N/a - D&R Sporting Goods FireLine 10 LB - Smoke / Mörkgrå , 50 YD