This ebay Buy-It-Now is offering a tune up and hammer pin set to field repair your Snap on IM31 3/8" drive impact wrench. You cannot buy this kit from Snap on and you cannot find somebody else on the internet offering this kit. It is unique and custom made by me with several parts that are Snap on obsolete. Perfect fitment exceeding OEM quality. IM31A models are not intended for this parts application.

ATTENTION ALL POTENTIAL EBAY BUYERS OF THIS ITEM AS WELL AS MY OTHER SIMILAR SNAP ON TUNE UP KIT RELATED ITEMS IN MY EBAY STORE. READ BELOW FOR A DECLARATION OF THE HAMMER CLUTCH PARTS AND OR ITEMS EXCLUDED FROM THE PURCHASE OF THE OFFERED TUNE UP KIT STATED IN THE TITLE AND SHOWN IN THE TOP AVATAR PHOTO.

The hammer clutch items shown in the demonstration photo I uploaded on the 3rd photo down are not free parts and they are not provided with this tune up kit. They are shown so that you have an idea how those parts fits together and so that I don't have to field your email questions about it.

The above avatar photo showing the layout of the: anvil, hammer pins and hammer cam is provided as a visual source of information. Any assumption that these parts are included with the tune up kit is your misunderstanding of my intent to provide assistance here. The auction photo of this eBay offering is limited to the items shown in the primary avatar auction photo only.

IN SUMMARY: NOTHING IS FREELY PROVIDED IN THIS LISTING OTHER THAN THE ITEMS I SPECIFICALLY PROVIDE AS SHOWN EXACTLY IN THE TOP AVATAR LISTING PHOTO.

The shipping weight is 4 ounces with an eBay USPS.com Ground Advantage shipping label. Ground Advantage is the slowest and cheapest shipping service offered on eBay. International orders are shipped to Glendale Heights, Illinois where the eBay Global Shipping Program completes the delivery process.