Made Of Chrome Moly Steel, Heat Treated.
Quick & Easy Way To Remove Broken Screws,
Pipes, Bolts & Studs.
Size: 1/8”~1/4” (3~6mm), 1/4”~ 5/16” (6~8mm), 5/16”~ 7/16” (8~11mm), 7/16”~ 9/16” (11~14mm), 9/16”~ 3/4” (14~18mm)