4 ms·
Even more crazy were these "iron core for electromagnets" https://www.amazon.com/Soft-Ideal-making-electromagnets-inches/dp/B076MM1QVW https://www.amazon.com/So
by keredson 6y ago
Even more crazy were these "iron core for electromagnets" https://www.amazon.com/Soft-Ideal-making-electromagnets-inches/dp/B076MM1QVW https://www.amazon.com/Soft-Ideal-making-electromagnets-inch..., 6" for $17.
Give me a break. Soft steel is >99% iron and I bought 4' for <1/2 that price from HD. Rip-off.