• Capable of removing and installing studs
• Can remove broken studs with just a few threads exposed
• 15 piece set includes (1) adapter and (14) threaded collets
• Includes a heavy-duty storage case
• For the following threads sizes: 1/4” x 20 1/4” x 28 5/16” x 18 5/16” x 24 3/8” x 16 3/8” x 24, 7/16” x 14 7/16” x 20 1/2” x 13 1/2" x 20 9/16” x 12 9/16” x 18 5/8” x 11 5/8” x 18