Contains six of the most popular Kreg screws secured in a durable, easy-to-carry case. Great starter kit for Kreg joinery projects and household repairs. Includes (50) SPS-C1 1 In., (50) SML-F125 1-1/4 In., (50) SML-C125 1-1/4 In., (50) SML-C150 1-1/2 In., (30) SML-C250 2-1/2 In., (30) SML-C250B 2-1/2 In., divided carrying case with built-in screw selection chart. Screw diameters (#8) all SML coarse-threaded screws, (#7) all SML fine-threaded screws and all SPS coarse-threaded screws, (#6) all SPS fine-threaded screws.