Automatic Double Needles Belt Loop Setter 254D is automatic double needles belt loop sewing machine.It is a self-developed machine which can be used for one-time forming of jeans and casual pants ears. Two needles adjustable for the length, width, finish belt loop 2 bartacks at same time. The machine could automatic cut, fold belt loop, and automatic identify failed belt loop, feed into dust bag, only good belt loops will be tacked. TOPSEW Automatic 2 Needles Belt Loop Attaching Machine is with 6 time efficiency than traditional work. Double-Needle Belt Loop Sewing Machine target to jeans, twill woven materials, leisure pants, fashion pants.