Suitable for a wide variety of construction projects. Includes 675 pieces of the five most popular self-tapping screws in a durable carry case. Fine thread pan head x 150 (1″); coarse thread pan head x 150 (1″); fine thread washer head x 150 (1-1/4″); coarse thread washer head (orange) x 75 (2-1/2″) ; coarse thread washer head x 150 (1-1/4″). Suitable for a wide variety of construction projects. Includes 675 pieces of the five most popular self-tapping screws in a durable carry case. Fine thread pan head x 150 (1″); coarse thread pan head x 150 (1″); fine thread washer head x 150 (1-1/4″); coarse thread washer head (orange) x 75 (2-1/2″) ; coarse thread washer head x 150 (1-1/4″).