Tapping Tool - Klein Tools 6-in-1, 627-20Item #: 627 20 Klein's 6 in 1 Tapping Tool provides tradespeople with a versatile solution to forming new screw threads, reforming burred threads and or cleaning out plaster obstructions. Six convenient thread sizes in one tool. Perfect for work across a variety of jobsites. Quickly forms new threads, reforms burred threads, and cleans out plaster obstructions Each tap size rethreads to next larger size if threads are stripped Two high carbon steel