BCL housing's T and HBT series of small multipurpose boxes with LIDS are ABS molded for maximum strength, yet can be easily used in a variety of applications. Four countersunk tapping screws secure the lid. Available in packs of 100 self tapping screws, size for each model, black passivated countersunk head normal screws for black boxes, or galvanized countersunk head normal screws for white boxes.