Keep your sewing machine running smoothly with the Singer screwdriver set. Item contains 3 screwdrivers: 1 Phillips head, 1 small flat head, and 1 large flat head. Use these tools for changing needle plates, adjusting bobbin case tensions, or on other small appliances. The compact size makes it easy to get to hard to reach screws and are perfect for storing in a sewing basket. Details: Small sized screwdrivers (4" and 2.75" / 10.16 cm and 6.98 cm) make it easy to get into hard to reach areas Set of 3 Perfect for maintaining your sewing machine and other small appliances Contents: 2 flat head 1 Phillips