Additional Drilling Equipment - 2" USED CARBIDE ROCK DRILL BIT . BIT IS THREADED. BIT DIAMETER-2" BIT THREAD ID-1-1/8" LENGTH-2-1/4" ACTUAL PICTURES SHOWN Condition: Used We have listed over 100 Rock bits. See all our Bits here: Rock Bits Sign up for new sales and special promotionsSign up here and we will let you know when this item goes on sale TYLER 15 oz. x1 R105 Track Page Views With Auctiva's FREE Counter. Location: Wichita, Kansas. For complete listing information please select the Click To Bid button to see this item on eBay.