Sealey AK8185 Screw Extractor Set 6pc 3/8"Sq Drive

Designed to remove broken bolts and studs without damaging the casing.
Manufactured from heat treated Chrome Molybdenum steel.
Reverse thread spiral design for maximum grip, with recommended drill bit size (for pilot hole) etched on each extractor.
Suitable for use with 3/8''Sq drive ratchets.
Supplied in storage case.