Lap seaming, attaching waistands and line tapes, and inserting elastic. Major features of 1500 series are wide range of applications on mid heavy and heavy weight fabric and special unique rear puller mechanism. These features enable DLR 1500 series to produce durable and uniform stitches on mid heavy and heavy weight fabrics Option: 1508PR: Machine with 2 indeoendent lower rollers and a rear puller(4 needle machine for waistbanding and curve seaming) 1503PTF: Machine with rear puller and tractor presser foot(3 needle machine for lap sesming) 1502L: 2 needle aching for line tape attaching MD-1: Metering Device