View Larger Image Large helical coilshacker2023-11-16T14:41:56-06:00 Project Description Related Projects Gallery Helical coil November 16, 2023 Gallery Conical and spiral coils November 16, 2023 Gallery Copper helical coil November 16, 2023 Gallery Set of 4 helical coils November 16, 2023 Gallery Quadruple pass helical coil November 16, 2023 Gallery P22 helical coil November 16, 2023 Gallery Large helical coil November 16, 2023 Gallery Large helical coil November 16, 2023 Gallery Large 8″ 3-pass helical coil November 16, 2023