Built for demanding repair work, the torx bit socket set uses high hardness S2 alloy steel and Crv chrome plated steel to support long service life with strong resistance to corrosion and wear. A complete selection of tamper proof sizes covers automotive electronics and equipment maintenance needs while the chamfered edge design supports smooth insertion and reduced fastener damage. Each socket stays secure in the durable Pe case and the clear engraved markings help users identify sizes quickly for efficient project work.