THE THREADING MACHINE FACTORY HAS AN ANNUAL PRODUCTION VOLUME OF 18,000 SETS OF ... :M8,M10,M12,M14,M16,M18,M20,M24M24(round steel machine)1.machining range :8mm-24mm2.voltage :110V 220V 380V ... :M8,M10,M12,M14,M16,M18,M20,M24M33(round steel machine)1.machining range :10mm-33mm2.voltage :110V 220V 380V ... ,M14-M16,M18-M22,M24-M27,M30-M35T50(dual-purpose machine)1.machining range :8mm-24mm,1''-2''2.voltage ...