Features: 1) Sizes: 8mm, 12mm, 16mm, 24mm 2) Increasing efficiency 3) To avoid unnecessary stoppages of pick & place machines these SMD connectors provide precise attachment of top and bottom of the two tape ends. 4) Advantage: Being joined without special tool; reducing machine abrasion; making full use of components Inner packing: 1,000pcs/roll, 1,000pcs/box