Jones Stephens O15001 Brown Oiled Oakum, 10 BoxesJones Stephens O15001 Brown oakum is made from burlap, oil and Bentonite and can be used in a variety of industries. Designed to caulk, seal, and pack joints, this brown oakum from Jones Stephens is great for use with cast iron pipes. Each box comes in random cut lengths with approximately 13 strands per box. Random cut lengths Approximately 13 strands per box Ingredients: burlap, oil and Bentonite Used for caulking, sealing and packing joints Sold in