Record Power SC4 62003 Woodlathe Chuck Kit Insert Type with 1" X 8TPI Insert with Bonus 62572 2" Faceplate Ring Woodlathe chuck W 1" X 8TPI Insert, with 2" jaws, chuck wrench, woodwcrew, and case Bonus 2" Faceplate Ring Included Heavy duty single piece chuck wrench with ergonomic handle Also accepts jaw sets from some other major chuck manufacturers of similar product.