Compatible With ALL for Torx Bolts And for Torx Screws. 12 for Torx Bit. Hex Shank Dia:6.35mm/ /4". Once Inserted into drivers,they will not fall out.They are also compatible with corded drills, cordless drills, electric screwdrivers, /4" driver screwdrivers, T-handle /4" driver screwdrivers, and more.
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