Feature●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●Replacement part for Lisle tool- 59800Description
3/8" Square Drive.