Kreg Pocket Hole Screw Kit. This kit contains five of the most popular self-tapping pocket-hole screws for Kreg in a durable, easy-to-carry case. Includes 150 count of: SPS-F1 (1 inch, fine), SPS-C1 (1 inch, coarse), SML-F125 (1-1/4 inch, fine), and SML-C125 (1-1/4 inch, coarse) and 75 count of SML-C250B (2-1/2 inch, coarse).