The Lisle LS43370 Handle Assembly for Pneumatic Fan Clutch Wrench Set is a replacement handle assembly for the Pneumatic Fan Clutch Wrench Set. This handle assembly is made of durable plastic and is designed to fit the Lisle Pneumatic Fan Clutch Wrench Set. This handle assembly is a necessary part for using the Pneumatic Fan Clutch Wrench Set and is not included with the wrench set. The Lisle LS43370 Handle Assembly for Pneumatic Fan Clutch Wrench Set is a replacement handle assembly for the Pneumatic Fan Clutch Wrench Set. This handle assembly is made of durable plastic and is designed to fit the Lisle Pneumatic Fan Clutch Wrench Set. This handle assembly is a necessary part for using the Pneumatic Fan Clutch Wrench Set and is not included with the wrench set.