The Kreg pocket-hole screw starter kit provides a right-sized, right-priced assortment of the Kreg screws for Kreg joinery projects. The Pocket-Hole Screw Starter kit contains 260 Kreg screws in 6-popular sizes, making it a perfect choice if you are buying your first Kreg jig and just getting started building or if you are looking for an assortment that's perfect for household repairs. The pocket-hole screw starter kit includes the most-commonly used Kreg screws, from 1 in. pan-head screws for building with 1/2 in. thick material, through 2-1/2 in. blue-kote screws for building bigger projects outdoors. All these screws are housed in a durable, divided case. Material: Steel.