... -rotary large capacity shuttle hook, suitable for sewing heavy weight materials. Used for harness, tack, saddlery ... sew accurately and easily several sheets of heavy weight materials piled up together.The lifting ... PedalThread#00 ~ #8Diameter of Cylinder-bed81mmMotorClutch Motor, 3-Phase, 3/4HP, 4PNeedle Bar Stroke56mmN.W. / G.W. ... Cylinder-Bed, Unison-Feed, Extra Heavy Duty, Lockstitch Sewing Machine