Screw Extractor Set Extractor Type Fluted Cutting Edge Screw Extractor Number of Pieces 4 Drill Size 13/16 in 15/32 in 21/32 in 9/16 in For Bolt Size 1-1/8 in 1-3/8 in 3/4 in 7/8 Material - Machining High Speed Steel Overall Length 3-7/8 in 4-1/2 in 4-7/8 in 5-3/8 in Container Type Pouch