Check the listing for details. Brass Wool Roll 5 LB - Grade Fine. Condition: New. Listed at 168.00 USD. Normal 0 false false false EN-US X-NONE X-NONE FINE grade averages around 60 micron (.0023”). A web of metal wool approximately 1/4" thick by 4" wide is wound onto a fiber core to an outside diameter of about 8-12" and weighing exactly 5 pounds net. Brass wool offers excellent corrosion resistance when used in wet applications, or where exposure to the environment would cause discoloration or degradation. Available in Fine ; Made in the USA Specifications: brass wool is produced from quality CuZn33 (67/33 Brass) tensile strength of raw material: 125-150 Hv approx. fiber diameter for wool grade 0 (100 g wad): 0.03 - 0.08 mm approx. fiber diameter for wool grade 2 (450 g roll) : 0.06 - 0.10 mm approx. fiber diameter for wool grade 3 (100 g wad): 0.10 - 0.15 mm Feedback Policy: We are active sellers both on and off the web. Feedback is time consuming, and an important part of both buying and selling. It is our policy that on receiving positive feedback, we will reciprocate. Please send us en email that you have left feedback, and we will respond in kind ASAP.