This tool is used to remove and install belts on serpentine belt systems using the spring loaded idler pulley;Fits idler pulleys requiring 13mm, 14mm, 15mm, 16mm, 18mm, 19mm hex and both 3/8 and 1/2 square drive sizes;For more information check the main Lisle tool- 59800;Replacement part for Lisle tool- 59800

• Lisle (57530) 3/8 Square Drive Socket
• 3/8 Inch

Lisle (57530) 3/8 Square Drive SocketLisle