Tool Type: ½″ Drive Deep Female Star/Torx (E‑18) Socket—Designed For Six-Lobe ExternalTorx Bolts. Material & Build: Made From Tough Chrome‑Vanadium Steel For High Durability And Torque Resistance Typically Chrome-Plated And Polished For Corrosion Protection And Easy Maintenance . Size & Specifications: Drive Size: ½″ Square Recess Fits Standard Impact And Hand Ratchets. Socket Size: E‑18—Used On Medium-To-Large External Torx Fasteners, Common In Automotive Subframes, Suspension, And Brake Systems. Length: Deep-Profile Design (Around 70–150 Mm Depending On Variant), Ideal For Recessed Bolts Retaining Grooves: Often Includes Multiple Ball-Detent Grooves To Securely Lock Onto The Drive Adapter