Tapping Tool, For Thread Size 1/4-20, 10-24, 10-32, 12-24, 6-32, 8-32, Handle Material Plastic, Tap Material Steel, Handle Style Fluted, Overall Length 7 5/8 in, Non-Sparking No, Features Cleans Out Plaster Obstructions, Each Tap Size Rethreads to Next...